| C Chemokines use Chemokines, C | 
              | C elegans Proteins use Caenorhabditis elegans Proteins | 
              | C Fibers use Nerve Fibers, Unmyelinated | 
              | c-abl Genes use Genes, abl | 
              | c-abl Proteins use Proto-Oncogene Proteins c-abl | 
              | c-akt Protein use Proto-Oncogene Proteins c-akt | 
              | c-ANCA use Antibodies, Antineutrophil Cytoplasmic | 
              | c-bcl-1 Genes use Genes, bcl-1 | 
              | c-bcl-1 Proteins use Cyclin D1 | 
              | c-bcl-2 Genes use Genes, bcl-2 | 
              | c-bcl-2 Proteins use Proto-Oncogene Proteins c-bcl-2 | 
              | c-bcl-6 Protein use Proto-Oncogene Proteins c-bcl-6 | 
              | c-bcl-6 Proto-Oncogene Proteins use Proto-Oncogene Proteins c-bcl-6 | 
              | c-bcr Proteins use Proto-Oncogene Proteins c-bcr | 
              | c-cbl Protein use Proto-Oncogene Proteins c-cbl | 
              | c-crk Protein use Proto-Oncogene Proteins c-crk | 
              | C-EBP alpha use CCAAT-Enhancer-Binding Protein-alpha | 
              | C-EBP Nuclear Protein use CCAAT-Enhancer-Binding Proteins | 
              | C-EBP Proteins use CCAAT-Enhancer-Binding Proteins | 
              | C-EBP-beta use CCAAT-Enhancer-Binding Protein-beta | 
              | c-erbA Genes use Genes, erbA | 
              | c-erbA Protein use Thyroid Hormone Receptors alpha | 
              | c-erbB-1 Genes use Genes, erbB-1 | 
              | c-erbB-1 Protein use Receptor, Epidermal Growth Factor | 
              | c-erbB-2 Genes use Genes, erbB-2 | 
              | c-erbB-2 Protein use Receptor, ErbB-2 | 
              | c-erbB-3 Genes use Genes, erbB | 
              | c-erbB-3 Protein use Receptor, ErbB-3 | 
              | c-ets Proto-Oncogene Proteins use Proto-Oncogene Proteins c-ets | 
              | c-ets-1 Protein use Proto-Oncogene Protein c-ets-1 | 
              | c-ets-2 Protein use Proto-Oncogene Protein c-ets-2 | 
              | c-fes Proteins use Proto-Oncogene Proteins c-fes | 
              | c-fms Genes use Genes, fms | 
              | c-fms Protein use Receptor, Macrophage Colony-Stimulating Factor | 
              | c-fos Genes use Genes, fos | 
              | c-fos Proteins use Proto-Oncogene Proteins c-fos | 
              | c-fos-Associated Protein p39 use Proto-Oncogene Proteins c-jun | 
              | c-fyn Protein use Proto-Oncogene Proteins c-fyn | 
              | c-Ha-ras Genes use Genes, ras | 
              | c-Ha-ras p21 use Proto-Oncogene Proteins p21(ras) | 
              | c-hck Proteins use Proto-Oncogene Proteins c-hck | 
              | c-jun Genes use Genes, jun | 
              | c-jun Proteins use Proto-Oncogene Proteins c-jun | 
              | c-Ki-ras Genes use Genes, ras | 
              | c-Ki-ras p21 use Proto-Oncogene Proteins p21(ras) | 
              | c-kit Ligand use Stem Cell Factor | 
              | c-kit Protein use Proto-Oncogene Proteins c-kit | 
              | c-kit Receptor use Proto-Oncogene Proteins c-kit | 
              | c-maf Protein use Proto-Oncogene Proteins c-maf | 
              | c-mdm2 Proto-Oncogene Protein use Proto-Oncogene Proteins c-mdm2 | 
              | c-met Proteins use Proto-Oncogene Proteins c-met | 
              | c-mos Genes use Genes, mos | 
              | c-mos Proteins use Proto-Oncogene Proteins c-mos | 
              | c-mpl Ligand use Thrombopoietin | 
              | c-myb Genes use Genes, myb | 
              | c-myb Proteins use Proto-Oncogene Proteins c-myb | 
              | c-myc Genes use Genes, myc | 
              | c-myc Proteins use Proto-Oncogene Proteins c-myc | 
              | c-N-ras Genes use Genes, ras | 
              | c-onc Proteins use Proto-Oncogene Proteins | 
              | C-Peptide | 
              | c-pim-1 Protein use Proto-Oncogene Proteins c-pim-1 | 
              | c-raf Proteins use Proto-Oncogene Proteins c-raf | 
              | C-Reactive Protein | 
              | c-rel Genes use Genes, rel | 
              | c-rel Proteins use Proto-Oncogene Proteins c-rel | 
              | c-ret Protein use Proto-Oncogene Proteins c-ret | 
              | c-sis Genes use Genes, sis | 
              | c-sis Proteins use Proto-Oncogene Proteins c-sis | 
              | c-src Genes use Genes, src | 
              | c-src Protein pp60 use Proto-Oncogene Proteins pp60(c-src) | 
              | C-Type Lectins use Lectins, C-Type | 
              | C-Type Natriuretic Peptide use Natriuretic Peptide, C-Type | 
              | c-vav Protein use Proto-Oncogene Proteins c-vav | 
              | c-yes Protein use Proto-Oncogene Proteins c-yes | 
              | C3 Convertase use Complement C3-C5 Convertases | 
              | C3 Convertase Activator use Complement Factor D | 
              | C3 Proactivator use Complement Factor B | 
              | C3b Receptors use Receptors, Complement 3b | 
              | C3d Receptors use Receptors, Complement 3d | 
              | C3G Protein use Guanine Nucleotide-Releasing Factor 2 | 
              | C3PA use Complement Factor B | 
              | C3PA Convertase use Complement Factor D | 
              | CA Antigens use Antigens, Tumor-Associated, Carbohydrate | 
              | Ca(2+) Mg(2+)-ATPase | 
              | Ca(2+)-Calmodulin-Dependent Protein Kinase use Calcium-Calmodulin-Dependent Protein Kinases | 
              | Ca(2+)-Na(+) Exchanger use Sodium-Calcium Exchanger | 
              | Ca(2+)-Transporting ATPase use Calcium-Transporting ATPases | 
              | CA-125 Antigen | 
              | CA-15-3 Antigen use Mucin-1 | 
              | CA-19-9 Antigen | 
              | CA1 Region, Hippocampal | 
              | CA2 Region, Hippocampal | 
              | CA3 Region, Hippocampal | 
              | CaATP use Adenosine Triphosphate | 
              | Cabbage use Brassica | 
              | Cabbage Angelin use Geoffroya vermifuga | 
              | Cabbage Bark use Geoffroya vermifuga | 
              | Cabbage Tree use Geoffroya vermifuga | 
              | Cabbage, Skunk use Araceae | 
              | Cabbagebark Tree use Geoffroya vermifuga | 
              | Cacajao use Pitheciidae | 
              | Cacao | 
              | Cacao Butter | 
              | Cacatuidae use Cockatoos | 
              | Cache Valley virus use Bunyamwera virus | 
              | Cachectin use Tumor Necrosis Factor-alpha | 
              | Cachectin Receptors use Receptors, Tumor Necrosis Factor | 
              | Cachexia | 
              | Caco-2 Cells | 
              | Cacodylic Acid | 
              | Cactaceae | 
              | Cactus use Cactaceae | 
              | Cactus bonplandii use Cereus bonplandii | 
              | Cactus grandiflorus | 
              | Cactus humifusus use Opuntia vulgaris | 
              | Cactus serpentinus use Cereus serpentinus | 
              | CAD-CAM use Computer-Aided Design | 
              | CADASIL | 
              | Cadaster use Census | 
              | Cadastral Map use Census | 
              | Cadastral Survey use Census | 
              | Cadastre use Census | 
              | Cadaver | 
              | Cadaverine | 
              | Cade use Juniperus | 
              | Cadherins | 
              | Cadmium | 
              | Cadmium Bromatum | 
              | Cadmium Bromide use Cadmium Bromatum | 
              | Cadmium Chloride | 
              | Cadmium Compounds | 
              | Cadmium Iodatum | 
              | Cadmium Iodide use Cadmium Iodatum | 
              | Cadmium Metallicum | 
              | Cadmium Muriaticum | 
              | Cadmium Oxide use Cadmium Oxydatum | 
              | Cadmium Oxydatum | 
              | Cadmium Poisoning | 
              | Cadmium Radioisotopes | 
              | Cadmium Sulfide use Cadmium Sulphuratum | 
              | Cadmium Sulphuratum | 
              | Cadmium Sulphuricum | 
              | cADP-Ribose use Cyclic ADP-Ribose | 
              | Caduceus use Emblems and Insignia | 
              | Caecomyces use Neocallimastigales | 
              | Caelifera use Orthoptera | 
              | Caenorhabditis | 
              | Caenorhabditis elegans | 
              | Caenorhabditis elegans Proteins | 
              | Caerulein use Ceruletide | 
              | Caerulein Receptors use Receptors, Cholecystokinin | 
              | Caeruloplasmin use Ceruloplasmin | 
              | Caesalpinia | 
              | Caesium Metallicum | 
              | Cafe-au-Lait Spots | 
              | Caffea use Coffea | 
              | Caffeic Acids | 
              | Caffeine | 
              | Caffeinum use Coffeinum | 
              | Caffey-De Toni-Silvermann Syndrome use Hyperostosis, Cortical, Congenital | 
              | Cahinca racemosa | 
              | Caimans use Alligators and Crocodiles | 
              | Caisson Disease use Decompression Sickness | 
              | Cajanus | 
              | Cajuput use Melaleuca | 
              | Cajuputum | 
              | Calabar use Physostigma venenosum | 
              | Calabar Bean use Physostigma | 
              | Caladium seguinum | 
              | Calaguala | 
              | Calamus | 
              | Calamus aromaticus | 
              | Calamus Root use Acorus | 
              | Calanoida use Copepoda | 
              | Calanolides use Pyranocoumarins | 
              | Calathea use Marantaceae | 
              | Calbindin 1 | 
              | Calbindin 2 | 
              | Calbindins | 
              | Calcaneal Spur use Heel Spur | 
              | Calcaneal Tendon use Achilles Tendon | 
              | Calcaneus | 
              | Calcarea Acetica | 
              | Calcarea Arsenicosa | 
              | Calcarea Bromata | 
              | Calcarea Carbonica | 
              | Calcarea Caustica | 
              | Calcarea Chlorinata | 
              | Calcarea Fluorica | 
              | Calcarea Hypophosphorosa | 
              | Calcarea Iodata | 
              | Calcarea Lactica | 
              | Calcarea Muriatica | 
              | Calcarea Ovi Testae | 
              | Calcarea Oxalica | 
              | Calcarea Phosphorica | 
              | Calcarea Picrica | 
              | Calcarea Silicata | 
              | Calcarea Sulphurica | 
              | Calcareous Soils | 
              | Calceolaria use Scrophulariaceae | 
              | Calcidiol 1-Monooxygenase use 25-Hydroxyvitamin D3 1-alpha-Hydroxylase | 
              | Calcifediol | 
              | Calciferols use Ergocalciferols | 
              | Calcification of Posterior Longitudinal Ligament use Ossification of Posterior Longitudinal Ligament | 
              | Calcification, Pathologic use Calcinosis | 
              | Calcification, Physiologic | 
              | Calcification, Tooth use Tooth Calcification | 
              | Calcifying Nanoparticles | 
              | Calcii Phosphas Praecipitatus use Calcarea Phosphorica | 
              | Calcimedin 35 alpha use Annexin A3 | 
              | Calcimedin 67-kDa use Annexin A6 | 
              | Calcimedins use Annexins | 
              | Calcimimetic Agents | 
              | Calcimycin | 
              | Calcineurin | 
              | Calcineurin A use Calcineurin | 
              | Calcineurin B use Calcineurin | 
              | Calcineurin Inhibitors | 
              | Calcinosis | 
              | Calciphylaxis | 
              | Calcitonin | 
              | Calcitonin Gene-Related Peptide | 
              | Calcitonin Gene-Related Peptide Receptors use Receptors, Calcitonin Gene-Related Peptide | 
              | Calcitonin Receptor-Like Protein | 
              | Calcitonin Receptor-Like Receptor use Calcitonin Receptor-Like Protein | 
              | Calcitonin Receptors use Receptors, Calcitonin | 
              | Calcitriol | 
              | Calcitriol Receptors use Receptors, Calcitriol | 
              | Calcium | 
              | Calcium Aceticum use Calcarea Acetica | 
              | Calcium Adenosinetriphosphatase use Calcium-Transporting ATPases | 
              | Calcium Antagonists, Exogenous use Calcium Channel Blockers | 
              | Calcium Arsenicosum use Calcarea Arsenicosa | 
              | Calcium ATPase use Calcium-Transporting ATPases | 
              | Calcium Blockaders, Exogenous use Calcium Channel Blockers | 
              | Calcium Bromatum use Calcarea Bromata | 
              | Calcium Carbimide use Cyanamide | 
              | Calcium Carbonate | 
              | Calcium Causticum use Calcarea Caustica | 
              | Calcium Channel Activators use Calcium Channel Agonists | 
              | Calcium Channel Agonists | 
              | Calcium Channel Agonists, Exogenous use Calcium Channel Agonists | 
              | Calcium Channel Blockers | 
              | Calcium Channels | 
              | Calcium Channels, L-Type | 
              | Calcium Channels, N-Type | 
              | Calcium Channels, P-Type | 
              | Calcium Channels, Q-Type | 
              | Calcium Channels, R-Type | 
              | Calcium Channels, T-Type | 
              | Calcium Chelating Agents | 
              | Calcium Chloride | 
              | Calcium Citrate | 
              | Calcium Compounds | 
              | Calcium Cyanamide use Cyanamide | 
              | Calcium Deficiency | 
              | Calcium Diphosphate use Calcium Pyrophosphate | 
              | Calcium Dobesilate | 
              | Calcium Fluoricum use Calcarea Fluorica | 
              | Calcium Fluoride | 
              | Calcium Fluorsilicicum use Lapis Albus | 
              | Calcium Gluconate | 
              | Calcium Hydroxide | 
              | Calcium Hydroxyapatite use Durapatite | 
              | Calcium Hypochlorite | 
              | Calcium hypophosphorosum use Calcarea Hypophosphorosa | 
              | Calcium Inhibitors, Exogenous use Calcium Channel Blockers | 
              | Calcium Iodatum use Calcarea Iodata | 
              | Calcium Iodide use Calcarea Iodata | 
              | Calcium Ionophores | 
              | Calcium Isotopes | 
              | Calcium Lacticum use Calcarea Lactica | 
              | Calcium Leucovorin use Leucovorin | 
              | Calcium Magnesium Adenosinetriphosphatase use Ca(2+) Mg(2+)-ATPase | 
              | Calcium Magnesium ATPase use Ca(2+) Mg(2+)-ATPase | 
              | Calcium Metabolism Disorders | 
              | Calcium Muriaticum use Calcarea Muriatica | 
              | Calcium Oscillations use Calcium Signaling | 
              | Calcium Oxalate | 
              | Calcium Oxalicum use Calcarea Oxalica | 
              | Calcium Oxide | 
              | Calcium Phosphates | 
              | Calcium Phospholipid-Dependent Protein Kinase use Protein Kinase C | 
              | Calcium Picrate use Calcarea Picrica | 
              | Calcium Picricum use Calcarea Picrica | 
              | Calcium Pyrophosphate | 
              | Calcium Pyrophosphate Dihydrate Deposition use Chondrocalcinosis | 
              | Calcium Radioisotopes | 
              | Calcium Signaling | 
              | Calcium Silicate use Calcarea Silicata | 
              | Calcium Silicicum use Calcarea Silicata | 
              | Calcium Sulfate | 
              | Calcium Sulfuricum use Calcarea Sulphurica | 
              | Calcium Waves use Calcium Signaling | 
              | Calcium, Dietary | 
              | Calcium-Activated Neutral Protease use Calpain | 
              | Calcium-Activated Phospholipid-Dependent Kinase use Protein Kinase C | 
              | Calcium-Activated Potassium Channels use Potassium Channels, Calcium-Activated | 
              | Calcium-Binding Protein, Vitamin K-Dependent use Osteocalcin | 
              | Calcium-Binding Proteins | 
              | Calcium-Calmodulin-Dependent Kinase Kinase use Calcium-Calmodulin-Dependent Protein Kinase Kinase | 
              | Calcium-Calmodulin-Dependent Protein Kinase Kinase | 
              | Calcium-Calmodulin-Dependent Protein Kinase Type 1 | 
              | Calcium-Calmodulin-Dependent Protein Kinase Type 2 | 
              | Calcium-Calmodulin-Dependent Protein Kinase Type 3 use Elongation Factor 2 Kinase | 
              | Calcium-Calmodulin-Dependent Protein Kinase Type 4 | 
              | Calcium-Calmodulin-Dependent Protein Kinases | 
              | Calcium-Dependent Activator Protein use Calmodulin | 
              | Calcium-Dependent Neutral Proteinase use Calpain | 
              | Calcium-Dependent Regulator use Calmodulin | 
              | Calcium-Ryanodine Receptor Complex use Ryanodine Receptor Calcium Release Channel | 
              | Calcium-Sensing Receptor use Receptors, Calcium-Sensing | 
              | Calcium-Sodium Carrier use Sodium-Calcium Exchanger | 
              | Calcium-Sodium Exchanger use Sodium-Calcium Exchanger | 
              | Calcium-Transporting ATPases | 
              | Calcium-Transporting ATPases, Sarcoplasmic Reticulum use Sarcoplasmic Reticulum Calcium-Transporting ATPases | 
              | Calculators, Programmable use Computers | 
              | Calculi | 
              | Calculi, Salivary use Salivary Calculi | 
              | Calculosis use Lithiasis | 
              | Calculus Renalis | 
              | Caldesmon use Calmodulin-Binding Proteins | 
              | Calelectrin 32-kDa use Annexin A4 | 
              | Calelectrin 67-kDa use Annexin A6 | 
              | Calelectrins use Annexins | 
              | Calendula | 
              | Calendula officinalis use Calendula | 
              | Calendula officinalis (Homeopathy) | 
              | Calgranulin A | 
              | Calgranulin B | 
              | Calibration | 
              | Caliciviridae | 
              | Caliciviridae Infections | 
              | Calicivirus Infections use Caliciviridae Infections | 
              | Calicivirus, Feline | 
              | Calico Bush use Kalmia latifolia | 
              | California | 
              | California Bay Laurel use Umbellularia | 
              | California encephalitis virus use Encephalitis Virus, California | 
              | California Poppy use Eschscholzia californica | 
              | California Sea Lion use Sea Lions | 
              | California Viral Encephalitis use Encephalitis, California | 
              | California Yerba Santa use Eriodictyon californicum | 
              | Californian pepper tree use Schinus molle | 
              | Californium | 
              | Calisthenics use Gymnastics | 
              | Calixarene use Calixarenes | 
              | Calixarenes | 
              | CALLA Antigen use Neprilysin | 
              | Calla Plant | 
              | Callerya use Fabaceae | 
              | Calliandra houstoni | 
              | Callicarpa | 
              | Callicebinae use Pitheciidae | 
              | Callicocca ipecacuanha use Ipecacuanha | 
              | Callilepis | 
              | Callimico | 
              | Callinectes sapidus use Brachyura | 
              | Callisto use Jupiter | 
              | Callithrix | 
              | Callithrix jacchus use Callithrix | 
              | Callitrichinae | 
              | Callorhinus use Fur Seals | 
              | Callosities | 
              | Callotasis use Osteogenesis, Distraction | 
              | Calluna | 
              | Callus use Bony Callus | 
              | Callyspongia | 
              | Calmette Guerin Bacillus Vaccine use BCG Vaccine | 
              | Calmette-Guerin Bacillus use Mycobacterium bovis | 
              | Calmodulin | 
              | Calmodulin-Binding Proteins | 
              | Calmodulin-Dependent Protein Kinase III use Elongation Factor 2 Kinase | 
              | Calmodulin-Dependent Protein Kinase IV use Calcium-Calmodulin-Dependent Protein Kinase Type 4 | 
              | Calmodulin-Dependent Protein Kinases use Calcium-Calmodulin-Dependent Protein Kinases | 
              | Calnexin | 
              | Calocedrus use Cupressaceae | 
              | Calomel use Mercurius Dulcis | 
              | Calomeria amaranthoides use Humea elegans | 
              | Calonyction speciosum use Convolvulus duartinus | 
              | Calophyllum | 
              | Caloric Intake use Energy Intake | 
              | Caloric Malnutrition use Energy Malnutrition | 
              | Caloric Restriction | 
              | Caloric Tests | 
              | Calorific Capacity use Calorific Power | 
              | Calorific Power | 
              | Calorimetry | 
              | Calorimetry, Differential Scanning | 
              | Calorimetry, Indirect | 
              | Calorimetry, Respiration use Calorimetry, Indirect | 
              | Calotropis | 
              | Calotropis gigantea | 
              | Calovo virus use Bunyamwera virus | 
              | Calpactin I use Annexin A2 | 
              | Calpactin II use Annexin A1 | 
              | Calpactins use Annexins | 
              | Calpain | 
              | Calphobindin II use Annexin A6 | 
              | Calreticulin | 
              | Calretinin use Calbindin 2 | 
              | Calsequestrin | 
              | Calspectin use Calmodulin-Binding Proteins | 
              | Caltha alba use Caltha palustris | 
              | Caltha officinalis use Calendula officinalis (Homeopathy) | 
              | Caltha palustris | 
              | Caltrop use Tribulus terrestris | 
              | Calvaria use Skull | 
              | Calvin Cycle use Photosynthesis | 
              | Calvin-Benson Cycle use Photosynthesis | 
              | Calvin-Benson-Bassham Cycle use Photosynthesis | 
              | Calycanthaceae | 
              | Calymmatobacterium | 
              | Calymmatobacterium granulomatis use Calymmatobacterium | 
              | Calystegia | 
              | Calystegia spithamaea use Convolvulus stans | 
              | Camallanina | 
              | Camas use Camassia | 
              | Camas, Death use Zigadenus | 
              | Camassia | 
              | Cambendazole | 
              | Cambium | 
              | Cambodia | 
              | Camelids, New World | 
              | Camellia | 
              | Camellia sinensis | 
              | Camellia thea use Thea sinensis (Homeopathy) | 
              | Camels | 
              | Cameroon | 
              | Camomile use Chamomilla | 
              | Camomile, German use Matricaria | 
              | Camomile, Roman use Chamaemelum | 
              | Camomile, Scentless use Tripleurospermum | 
              | Camomile, Stinking use Anthemis | 
              | CAMP Phosphodiesterase use 3',5'-Cyclic-AMP Phosphodiesterases | 
              | cAMP Receptors use Receptors, Cyclic AMP | 
              | cAMP-Dependent Protein Kinases use Cyclic AMP-Dependent Protein Kinases | 
              | cAMP-Responsive Element Modulator use Cyclic AMP Response Element Modulator | 
              | Campanula use Campanulaceae | 
              | Campanulaceae | 
              | Camphanes use Bornanes | 
              | Camphor | 
              | Camphor 5-Monooxygenase | 
              | Camphor Laurel use Cinnamomum camphora | 
              | Camphor Tree use Cinnamomum camphora | 
              | Camphora | 
              | Camphora Bromata | 
              | Camphora monobromata use Camphora Bromata | 
              | Camphora petroselini use Apiolum | 
              | Camphoricum Acidum | 
              | Camphortree use Camphora | 
              | Camping | 
              | Campomelic Dysplasia | 
              | Camptotheca | 
              | Camptothecin | 
              | Campylobacter | 
              | Campylobacter coli | 
              | Campylobacter fetus | 
              | Campylobacter hyointestinalis | 
              | Campylobacter Infections | 
              | Campylobacter jejuni | 
              | Campylobacter lari | 
              | Campylobacter pylori use Helicobacter pylori | 
              | Campylobacter rectus | 
              | Campylobacter sputorum | 
              | Campylobacter upsaliensis | 
              | Camurati-Engelmann Syndrome | 
              | Canada | 
              | Canada Hemlock use Abies canadensis | 
              | Canada Horsebalm use Collinsonia canadensis | 
              | Canada Root use Asclepias tuberosa | 
              | Canada Snakeroot use Asarum | 
              | Canada Wild Ginger use Asarum canadense | 
              | Canadian Fleabane use Erigeron canadensis | 
              | Canadian Horseweed use Erigeron canadensis | 
              | Canadian International Development Agency | 
              | Canadian Pine Tree use Abies canadensis | 
              | Canadian Snakeroot use Asarum canadense | 
              | Canaigre use Rumex | 
              | Canale Smith Syndrome use Autoimmune Lymphoproliferative Syndrome | 
              | Canals | 
              | Cananga | 
              | Canaries | 
              | Canarygrass use Phalaris | 
              | Canarypox virus | 
              | Canavalia | 
              | Canavan Disease | 
              | Canavanine | 
              | Cancellation of Functioning Authorization | 
              | Cancellation of Products Registration | 
              | Cancer use Neoplasms | 
              | Cancer Care Facilities | 
              | Cancer Care Units use Oncology Service, Hospital | 
              | Cancer Chemotherapy Protocols use Antineoplastic Combined Chemotherapy Protocols | 
              | Cancer Chemotherapy, Regional Perfusion use Chemotherapy, Cancer, Regional Perfusion | 
              | Cancer Drug Tests use Drug Screening Assays, Antitumor | 
              | Cancer fluviatilis use Astacus fluviatilis | 
              | Cancer Genes use Genes, Neoplasm | 
              | Cancer of Adrenal Cortex use Adrenal Cortex Neoplasms | 
              | Cancer of Anus use Anus Neoplasms | 
              | Cancer of Appendix use Appendiceal Neoplasms | 
              | Cancer of Bile Duct use Bile Duct Neoplasms | 
              | Cancer of Biliary Tract use Biliary Tract Neoplasms | 
              | Cancer of Bladder use Urinary Bladder Neoplasms | 
              | Cancer of Bone use Bone Neoplasms | 
              | Cancer of Brain use Brain Neoplasms | 
              | Cancer of Breast use Breast Neoplasms | 
              | Cancer of Cecum use Cecal Neoplasms | 
              | Cancer of Colon use Colonic Neoplasms | 
              | Cancer of Digestive System use Digestive System Neoplasms | 
              | Cancer of Ear use Ear Neoplasms | 
              | Cancer of Endocrine Gland use Endocrine Gland Neoplasms | 
              | Cancer of Endometrium use Endometrial Neoplasms | 
              | Cancer of Esophagus use Esophageal Neoplasms | 
              | Cancer of Eye use Eye Neoplasms | 
              | Cancer of Gallbladder use Gallbladder Neoplasms | 
              | Cancer of Head and Neck use Head and Neck Neoplasms | 
              | Cancer of Intestines use Intestinal Neoplasms | 
              | Cancer of Jaw use Jaw Neoplasms | 
              | Cancer of Kidney use Kidney Neoplasms | 
              | Cancer of Larynx use Laryngeal Neoplasms | 
              | Cancer of Lip use Lip Neoplasms | 
              | Cancer of Liver use Liver Neoplasms | 
              | Cancer of Lung use Lung Neoplasms | 
              | Cancer of Maxillary Sinus use Maxillary Sinus Neoplasms | 
              | Cancer of Mediastinum use Mediastinal Neoplasms | 
              | Cancer of Mouth use Mouth Neoplasms | 
              | Cancer of Muscle use Muscle Neoplasms | 
              | Cancer of Nasopharynx use Nasopharyngeal Neoplasms | 
              | Cancer of Nose use Nose Neoplasms | 
              | Cancer of Oropharnyx use Oropharyngeal Neoplasms | 
              | Cancer of Ovary use Ovarian Neoplasms | 
              | Cancer of Pancreas use Pancreatic Neoplasms | 
              | Cancer of Parathyroid use Parathyroid Neoplasms | 
              | Cancer of Parotid use Parotid Neoplasms | 
              | Cancer of Pelvis use Pelvic Neoplasms | 
              | Cancer of Penis use Penile Neoplasms | 
              | Cancer of Pharynx use Pharyngeal Neoplasms | 
              | Cancer of Prostate use Prostatic Neoplasms | 
              | Cancer of Rectum use Rectal Neoplasms | 
              | Cancer of Salivary Gland use Salivary Gland Neoplasms | 
              | Cancer of Sigmoid use Sigmoid Neoplasms | 
              | Cancer of Skin use Skin Neoplasms | 
              | Cancer of Spleen use Splenic Neoplasms | 
              | Cancer of Stomach use Stomach Neoplasms | 
              | Cancer of Testis use Testicular Neoplasms | 
              | Cancer of the Testes use Testicular Neoplasms | 
              | Cancer of Thymus use Thymus Neoplasms | 
              | Cancer of Thyroid use Thyroid Neoplasms | 
              | Cancer of Tongue use Tongue Neoplasms | 
              | Cancer of Tonsil use Tonsillar Neoplasms | 
              | Cancer of Ureter use Ureteral Neoplasms | 
              | Cancer of Urethra use Urethral Neoplasms | 
              | Cancer of Urinary Tract use Urologic Neoplasms | 
              | Cancer of Uterus use Uterine Neoplasms | 
              | Cancer of Vagina use Vaginal Neoplasms | 
              | Cancer of Vulva use Vulvar Neoplasms | 
              | Cancer Societies use Voluntary Health Agencies | 
              | Cancer Staging use Neoplasm Staging | 
              | Cancer Stem Cells use Neoplastic Stem Cells | 
              | Cancer Suppressor Genes use Genes, Tumor Suppressor | 
              | Cancer Symptoms | 
              | Cancer Syndromes, Hereditary use Neoplastic Syndromes, Hereditary | 
              | Cancer Treatment Protocols use Antineoplastic Protocols | 
              | Cancer Vaccines | 
              | Cancer Weed use Euphorbia peplus | 
              | Cancer, Supratentorial use Supratentorial Neoplasms | 
              | Cancer-Associated Carbohydrate Antigens use Antigens, Tumor-Associated, Carbohydrate | 
              | Cancerinism | 
              | Cancerinum use Carcinosinum | 
              | Canchalagua | 
              | Cancrum Oris use Noma | 
              | Candicidin | 
              | Candida | 
              | Candida albicans | 
              | Candida glabrata | 
              | Candida tropicalis | 
              | Candida utilis use Candida | 
              | Candidate Gene Identification use Genetic Association Studies | 
              | Candidemia | 
              | Candidiasis | 
              | Candidiasis, Chronic Mucocutaneous | 
              | Candidiasis, Cutaneous | 
              | Candidiasis, Invasive | 
              | Candidiasis, Oral | 
              | Candidiasis, Vulvovaginal | 
              | Candies | 
              | Candy | 
              | Canes | 
              | Canid herpesvirus 1 use Herpesvirus 1, Canid | 
              | Canidae | 
              | Canine Adenoviruses use Adenoviruses, Canine | 
              | Canine coronavirus use Coronavirus, Canine | 
              | Canine Distemper use Distemper | 
              | Canine distemper virus use Distemper Virus, Canine | 
              | Canine Guidance use Dental Occlusion | 
              | Canine Herpesvirus 1 use Herpesvirus 1, Canid | 
              | Canine Hip Dysplasia use Hip Dysplasia, Canine | 
              | Canine minute virus use Bocavirus | 
              | Canine oral papillomavirus use Lambdapapillomavirus | 
              | Canine parvovirus use Parvovirus, Canine | 
              | Canine Tooth use Cuspid | 
              | Canine Tracheobronchitis Virus use Herpesvirus 1, Canid | 
              | Canis familiaris use Dogs | 
              | Canis latrans use Coyotes | 
              | Canis lupus use Wolves | 
              | Canis rufus use Wolves | 
              | Canis simensis use Wolves | 
              | Canker Sore use Stomatitis, Aphthous | 
              | Cankerwort use Senecio jacobaea | 
              | Canna angustifolia | 
              | Canna glauca use Canna angustifolia | 
              | Cannabaceae | 
              | Cannabidiol | 
              | Cannabinoid Receptor use Receptors, Cannabinoid | 
              | Cannabinoid Receptor Agonists | 
              | Cannabinoid Receptor Antagonists | 
              | Cannabinoid Receptor CB1 use Receptor, Cannabinoid, CB1 | 
              | Cannabinoid Receptor CB2 use Receptor, Cannabinoid, CB2 | 
              | Cannabinoid Receptor Modulators | 
              | Cannabinoid Receptors use Receptors, Cannabinoid | 
              | Cannabinoids | 
              | Cannabinol | 
              | Cannabis | 
              | Cannabis Abuse use Marijuana Abuse | 
              | Cannabis chinensis use Cannabis sativa | 
              | Cannabis Dependence use Marijuana Abuse | 
              | Cannabis indica | 
              | Cannabis sativa | 
              | Cannabis sativa indica use Cannabis indica | 
              | Cannabis Smoking use Marijuana Smoking | 
              | Cannabis-Related Disorder use Marijuana Abuse | 
              | Canned Heart Palms | 
              | Canned Hearts of Palm use Canned Heart Palms | 
              | Cannery | 
              | Cannibalism | 
              | Cannulation use Catheterization | 
              | Canrenoate Potassium use Canrenoic Acid | 
              | Canrenoic Acid | 
              | Canrenone | 
              | Cantaloupes use Cucumis melo | 
              | Cantharides use Cantharidin | 
              | Cantharidin | 
              | Cantharidinum | 
              | Cantharis vesicatoria | 
              | Canthaxanthin | 
              | Cantrell Haller Ravitch syndrome use Pentalogy of Cantrell | 
              | Cantrell Pentalogy use Pentalogy of Cantrell | 
              | Cap-Binding Protein Complex, Nuclear use Nuclear Cap-Binding Protein Complex | 
              | Capacitance, Electrical use Electric Capacitance | 
              | Capacity Building | 
              | CAPD use Peritoneal Dialysis, Continuous Ambulatory | 
              | Cape Aloe use Aloe socotrina | 
              | Cape tulips use Homeria collina | 
              | Cape Verde | 
              | Caper use Capparis | 
              | Caper Spurge use Euphorbia lathyris | 
              | Caperea use Whales | 
              | Capers use Capparis | 
              | Capgras Syndrome | 
              | Capillaria | 
              | Capillaria hepatica use Capillaria | 
              | Capillaries | 
              | Capillaries, Lymphatic use Lymphatic Vessels | 
              | Capillarity use Capillary Action | 
              | Capillaroscopy use Microscopic Angioscopy | 
              | Capillary Action | 
              | Capillary Electrochromatography | 
              | Capillary Endothelium use Endothelium, Vascular | 
              | Capillary Fragility | 
              | Capillary Leak Syndrome | 
              | Capillary Permeability | 
              | Capillary Resistance | 
              | Capillary Tubing | 
              | Capillovirus use Flexiviridae | 
              | Capital Expenditures | 
              | Capital Financing | 
              | Capital Funds use Capital Financing | 
              | Capital Punishment | 
              | Capitalism | 
              | Capitate Bone | 
              | Capitation Fee | 
              | Caplan Syndrome | 
              | Capnocytophaga | 
              | Capnography | 
              | Capparaceae | 
              | Capparis | 
              | Capparis coriaccea | 
              | Capping, Immunologic use Immunologic Capping | 
              | Capping, Receptor use Receptor Aggregation | 
              | Cappuccino | 
              | Capra use Goats | 
              | Capreomycin | 
              | Capreomycin Sulfate use Capreomycin | 
              | Capric Acids use Decanoic Acids | 
              | Caprifoliaceae | 
              | Caprine arthritis-encephalitis virus use Arthritis-Encephalitis Virus, Caprine | 
              | Caprine herpesvirus 1 use Varicellovirus | 
              | Capripoxvirus | 
              | Caproates | 
              | Caprolactam | 
              | Caprylates | 
              | Capsaicin | 
              | Capsella | 
              | Capsella bursa pastoris use Thlaspi bursa pastoris | 
              | Capsicum | 
              | Capsicum annuum | 
              | Capsicum cordiforme use Capsicum annuum | 
              | Capsid | 
              | Capsid Proteins | 
              | Capsular Release use Joint Capsule Release | 
              | Capsule Endoscopes | 
              | Capsule Endoscopy | 
              | Capsule Opacification | 
              | Capsules | 
              | Capsulitis, Adhesive use Bursitis | 
              | Capsulorhexis | 
              | Captan | 
              | Captopril | 
              | Capuccino use Cappuccino | 
              | Capuchino use Cappuccino | 
              | Capybaras use Rodentia | 
              | CapZ Actin Capping Protein | 
              | CapZ Protein use CapZ Actin Capping Protein | 
              | Car Phone use Cell Phones | 
              | Caragana | 
              | Caramel Candies use Candies | 
              | Carassius auratus use Goldfish | 
              | Carassius carassius use Carps | 
              | Caraway use Carum | 
              | Carbachol | 
              | Carbadox | 
              | Carbamates | 
              | Carbamazepine | 
              | Carbamazine use Diethylcarbamazine | 
              | Carbamidum use Urea Nitrica | 
              | Carbamoyl Phosphate Synthetase I use Carbamoyl-Phosphate Synthase (Ammonia) | 
              | Carbamoyl Phosphate Synthetase I Activators | 
              | Carbamoyl-Phosphate Synthase (Ammonia) | 
              | Carbamoyl-Phosphate Synthase (Glutamine-Hydrolyzing) | 
              | Carbamoyl-Phosphate Synthase I Deficiency Disease | 
              | Carbamoyl-Phosphate Synthase I Deficiency Disease (Ornithine Carbamoyl Phosphate Deficiency) use Carbamoyl-Phosphate Synthase I Deficiency Disease | 
              | Carbamoylaspartic Dehydrase use Dihydroorotase | 
              | Carbamyl Phosphate | 
              | Carbamyl Phosphate Synthase (Glutamine) use Carbamoyl-Phosphate Synthase (Glutamine-Hydrolyzing) | 
              | Carbamyl-Phosphate Synthetase I Deficiency Disease use Carbamoyl-Phosphate Synthase I Deficiency Disease | 
              | Carbamylcholine use Carbachol | 
              | Carbamylurea use Biuret | 
              | Carbanilides | 
              | Carbapenems | 
              | Carbaryl | 
              | Carbasugars | 
              | Carbazilquinone | 
              | Carbazoles | 
              | Carbenia benedicta use Carduus benedictus | 
              | Carbenicillin | 
              | Carbenicillin Phenyl Sodium use Carfecillin | 
              | Carbenoxalone use Carbenoxolone | 
              | Carbenoxolone | 
              | Carbethoxydicoumarol use Ethyl Biscoumacetate | 
              | Carbidopa | 
              | Carbimazole | 
              | Carbo Animalis | 
              | Carbo Ligni use Carbo Vegetabilis | 
              | Carbo Vegetabilis | 
              | Carbocaine use Mepivacaine | 
              | Carbochromen use Chromonar | 
              | Carbocromen use Chromonar | 
              | Carbocyanines | 
              | Carbocyclic Acids use Acids, Carbocyclic | 
              | Carbocysteine | 
              | Carbodiimides | 
              | Carbofuran | 
              | Carbohydrate Antigens, Tumor-Associated use Antigens, Tumor-Associated, Carbohydrate | 
              | Carbohydrate Biochemistry | 
              | Carbohydrate Conformation | 
              | Carbohydrate Dehydrogenases | 
              | Carbohydrate Epimerases | 
              | Carbohydrate Isomerases use Carbohydrate Epimerases | 
              | Carbohydrate Linkage use Carbohydrate Conformation | 
              | Carbohydrate Metabolism | 
              | Carbohydrate Metabolism, Inborn Errors | 
              | Carbohydrate Oxidoreductases use Carbohydrate Dehydrogenases | 
              | Carbohydrate Sequence | 
              | Carbohydrate-Deficient Glycoprotein Syndrome use Congenital Disorders of Glycosylation | 
              | Carbohydrates | 
              | Carbohydrates, Dietary use Dietary Carbohydrates | 
              | Carbolicum Acidum | 
              | Carbolines | 
              | Carbomonoxyhemoglobin use Carboxyhemoglobin | 
              | Carbon | 
              | Carbon 14 | 
              | Carbon Black use Soot | 
              | Carbon Compounds, Inorganic | 
              | Carbon Cycle | 
              | Carbon Dioxide | 
              | Carbon Dioxide Lasers use Lasers, Gas | 
              | Carbon Dioxide Partial Pressure Determination, Transcutaneous use Blood Gas Monitoring, Transcutaneous | 
              | Carbon Dioxide Snow use Dry Ice | 
              | Carbon Disulfide | 
              | Carbon Fixation, Photosynthetic use Photosynthesis | 
              | Carbon Footprint | 
              | Carbon Gaseous Pollutants | 
              | Carbon Isotopes | 
              | Carbon Mineralization use Carbon Cycle | 
              | Carbon Monoxide | 
              | Carbon Monoxide Poisoning | 
              | Carbon Nanotubes use Nanotubes, Carbon | 
              | Carbon Radioisotopes | 
              | Carbon Sequestration | 
              | Carbon Tetrachloride | 
              | Carbon Tetrachloride Poisoning | 
              | Carbon-13 Magnetic Resonance Spectroscopy | 
              | Carbon-Carbon Double Bond Isomerases | 
              | Carbon-Carbon Ligases | 
              | Carbon-Carbon Lyases | 
              | Carbon-Nitrogen Ligases | 
              | Carbon-Nitrogen Ligases with Glutamine as Amide-N-Donor | 
              | Carbon-Nitrogen Lyases | 
              | Carbon-Oxygen Ligases | 
              | Carbon-Oxygen Lyases | 
              | Carbon-Sulfur Ligases | 
              | Carbon-Sulfur Lyases | 
              | Carbonaceous Chondrites use Meteoroids | 
              | Carbonas Natricus use Natrium Carbonicum | 
              | Carbonate Dehydratase use Carbonic Anhydrases | 
              | Carbonate Dehydratase Inhibitors use Carbonic Anhydrase Inhibitors | 
              | Carbonated Beverages | 
              | Carbonated Water | 
              | Carbonates | 
              | Carboneum | 
              | Carboneum Chloratum | 
              | Carboneum Hydrogenisatum | 
              | Carboneum Oxygenatum use Carboneum Oxygenisatum | 
              | Carboneum Oxygenisatum | 
              | Carboneum Sulphuratum | 
              | Carboneum tetrachloricum use Carboneum Chloratum | 
              | Carboneum tetramuriaticum use Carboneum Chloratum | 
              | Carbonic Acid | 
              | Carbonic Anhydrase use Carbonic Anhydrases | 
              | Carbonic Anhydrase I | 
              | Carbonic Anhydrase II | 
              | Carbonic Anhydrase III | 
              | Carbonic Anhydrase Inhibitors | 
              | Carbonic Anhydrase IV | 
              | Carbonic Anhydrase V | 
              | Carbonic Anhydrases | 
              | Carbonic Anhydride use Carbon Dioxide | 
              | Carbonyl Cyanide m-Chlorophenyl Hydrazone | 
              | Carbonyl Cyanide meta-Chlorophenyl Hydrazone use Carbonyl Cyanide m-Chlorophenyl Hydrazone | 
              | Carbonyl Cyanide p-Trifluoromethoxyphenylhydrazone | 
              | Carbonyl Cyanide para-Trifluoromethoxyphenylhydrazone use Carbonyl Cyanide p-Trifluoromethoxyphenylhydrazone | 
              | Carbonylation, Protein use Protein Carbonylation | 
              | Carboplatin | 
              | Carboprost | 
              | Carboquinone use Carbazilquinone | 
              | Carboquone use Carbazilquinone | 
              | Carboxin | 
              | Carboxy-Lyases | 
              | Carboxybenzyl Penicillin use Carbenicillin | 
              | Carboxycellulose use Cellulose, Oxidized | 
              | Carboxydismutase use Ribulose-Bisphosphate Carboxylase | 
              | Carboxyhemoglobin | 
              | Carboxyl and Carbamoyl Transferases | 
              | Carboxylase Deficiency, Multiple use Multiple Carboxylase Deficiency | 
              | Carboxylase Deficiency, Multiple, Late-Onset use Biotinidase Deficiency | 
              | Carboxylase Deficiency, Multiple, Neonatal Form use Holocarboxylase Synthetase Deficiency | 
              | Carboxylesterase | 
              | Carboxylesterases use Carboxylic Ester Hydrolases | 
              | Carboxylic Acids | 
              | Carboxylic Ester Hydrolases | 
              | Carboxymethyl Cellulose use Carboxymethylcellulose Sodium | 
              | Carboxymethylcellulose use Carboxymethylcellulose Sodium | 
              | Carboxymethylcellulose Sodium | 
              | Carboxypeptidase A use Carboxypeptidases A | 
              | Carboxypeptidase B | 
              | Carboxypeptidase B2 | 
              | Carboxypeptidase B2, Plasma use Carboxypeptidase B2 | 
              | Carboxypeptidase C use Cathepsin A | 
              | Carboxypeptidase E use Carboxypeptidase H | 
              | Carboxypeptidase H | 
              | Carboxypeptidase N use Lysine Carboxypeptidase | 
              | Carboxypeptidase Transpeptidase use Muramoylpentapeptide Carboxypeptidase | 
              | Carboxypeptidase U use Carboxypeptidase B2 | 
              | Carboxypeptidase Y use Cathepsin A | 
              | Carboxypeptidases | 
              | Carboxypeptidases A | 
              | Carbuncle | 
              | Carbutamide | 
              | Carcinoembryonic Antigen | 
              | Carcinogen Markers use Tumor Markers, Biological | 
              | Carcinogenesis | 
              | Carcinogenic Dangers | 
              | Carcinogenic Substances, Products and Materials | 
              | Carcinogenicity Tests | 
              | Carcinogens | 
              | Carcinogens, Environmental | 
              | Carcinoid use Carcinoid Tumor | 
              | Carcinoid Heart Disease | 
              | Carcinoid Tumor | 
              | Carcinoid, Goblet Cell use Carcinoid Tumor | 
              | Carcinoma | 
              | Carcinoma 256, Walker | 
              | Carcinoma in Situ | 
              | Carcinoma, Acinar Cell | 
              | Carcinoma, Adenoid Cystic | 
              | Carcinoma, Adenosquamous | 
              | Carcinoma, Adrenal Cortical use Adrenocortical Carcinoma | 
              | Carcinoma, Alveolar use Adenocarcinoma, Bronchiolo-Alveolar | 
              | Carcinoma, Anaplastic use Carcinoma | 
              | Carcinoma, Basal Cell | 
              | Carcinoma, Basal Cell, Pigmented use Carcinoma, Basal Cell | 
              | Carcinoma, Basosquamous | 
              | Carcinoma, Bronchial use Carcinoma, Bronchogenic | 
              | Carcinoma, Bronchiolar use Adenocarcinoma, Bronchiolo-Alveolar | 
              | Carcinoma, Bronchiolo-Alveolar use Adenocarcinoma, Bronchiolo-Alveolar | 
              | Carcinoma, Bronchogenic | 
              | Carcinoma, Brown-Pearce | 
              | Carcinoma, Colloid use Adenocarcinoma, Mucinous | 
              | Carcinoma, Cribriform use Adenocarcinoma | 
              | Carcinoma, Ductal | 
              | Carcinoma, Ductal, Breast | 
              | Carcinoma, Ehrlich Tumor | 
              | Carcinoma, Embryonal | 
              | Carcinoma, Endometrioid | 
              | Carcinoma, Epidermoid use Carcinoma, Squamous Cell | 
              | Carcinoma, Giant Cell | 
              | Carcinoma, Granular Cell use Adenocarcinoma | 
              | Carcinoma, Hepatocellular | 
              | Carcinoma, Hypernephroid use Carcinoma, Renal Cell | 
              | Carcinoma, Infiltrating Duct use Carcinoma, Ductal, Breast | 
              | Carcinoma, Intraductal use Carcinoma, Intraductal, Noninfiltrating | 
              | Carcinoma, Intraductal, Noninfiltrating | 
              | Carcinoma, Intraepithelial use Carcinoma in Situ | 
              | Carcinoma, Islet Cell | 
              | Carcinoma, Krebs 2 | 
              | Carcinoma, Large Cell | 
              | Carcinoma, Lewis Lung | 
              | Carcinoma, Lobular | 
              | Carcinoma, Medullary | 
              | Carcinoma, Merkel Cell | 
              | Carcinoma, Mucinous use Adenocarcinoma, Mucinous | 
              | Carcinoma, Mucoepidermoid | 
              | Carcinoma, Neuroendocrine | 
              | Carcinoma, Non-Small Cell Lung use Carcinoma, Non-Small-Cell Lung | 
              | Carcinoma, Non-Small-Cell Lung | 
              | Carcinoma, Oat Cell use Carcinoma, Small Cell | 
              | Carcinoma, Ovine Pulmonary use Pulmonary Adenomatosis, Ovine | 
              | Carcinoma, Pancreatic Ductal | 
              | Carcinoma, Papillary | 
              | Carcinoma, Papillary, Follicular | 
              | Carcinoma, Planocellular use Carcinoma, Squamous Cell | 
              | Carcinoma, Preinvasive use Carcinoma in Situ | 
              | Carcinoma, Renal Cell | 
              | Carcinoma, Scirrhous use Adenocarcinoma, Scirrhous | 
              | Carcinoma, Signet Ring Cell | 
              | Carcinoma, Skin Appendage | 
              | Carcinoma, Small Cell | 
              | Carcinoma, Spindle-Cell use Carcinoma | 
              | Carcinoma, Squamous use Carcinoma, Squamous Cell | 
              | Carcinoma, Squamous Cell | 
              | Carcinoma, Thymic use Thymoma | 
              | Carcinoma, Transitional Cell | 
              | Carcinoma, Tubular use Adenocarcinoma | 
              | Carcinoma, Undifferentiated use Carcinoma | 
              | Carcinoma, Verrucous | 
              | Carcinomatosis use Carcinoma | 
              | Carcinomatous Meningitis use Meningeal Carcinomatosis | 
              | Carcinosarcoma | 
              | Carcinosarcoma 256, Walker use Carcinoma 256, Walker | 
              | Carcinosinum | 
              | Carcinus maenas use Brachyura | 
              | CARD Signaling Adaptor Proteins | 
              | Cardamine | 
              | Cardamine amara use Cardamine pratensis | 
              | Cardamine pratensis | 
              | Cardamom use Elettaria | 
              | Cardamon use Elettaria | 
              | Cardanolides | 
              | Cardenolides | 
              | Cardia | 
              | Cardiac Arrest use Heart Arrest | 
              | Cardiac Arrest, Induced use Heart Arrest, Induced | 
              | Cardiac Care Facilities | 
              | Cardiac Catheterization | 
              | Cardiac Catheters | 
              | Cardiac Complexes, Premature | 
              | Cardiac Concussion use Commotio Cordis | 
              | Cardiac Depressants use Anti-Arrhythmia Agents | 
              | Cardiac Electrophysiologic Techniques use Electrophysiologic Techniques, Cardiac | 
              | Cardiac Electrophysiology | 
              | Cardiac Electroversion use Electric Countershock | 
              | Cardiac Failure use Heart Failure | 
              | Cardiac Glands use Gastric Mucosa | 
              | Cardiac Glycosides | 
              | Cardiac Hypertrophy use Cardiomegaly | 
              | Cardiac Imaging Techniques | 
              | Cardiac Life Support, Advanced use Advanced Cardiac Life Support | 
              | Cardiac Myosins | 
              | Cardiac Neurosis use Neurocirculatory Asthenia | 
              | Cardiac Output | 
              | Cardiac Output, High | 
              | Cardiac Output, Low | 
              | Cardiac Pacemaker, Artificial use Pacemaker, Artificial | 
              | Cardiac Pacing, Artificial | 
              | Cardiac Remodeling, Ventricular use Ventricular Remodeling | 
              | Cardiac Resynchronization Therapy | 
              | Cardiac Resynchronization Therapy Devices | 
              | Cardiac Rupture use Heart Rupture | 
              | Cardiac Rupture, Traumatic use Heart Injuries | 
              | Cardiac Sinus Arrest use Sinus Arrest, Cardiac | 
              | Cardiac Stimulants use Cardiotonic Agents | 
              | Cardiac Sudden Death use Death, Sudden, Cardiac | 
              | Cardiac Surgery use Thoracic Surgery | 
              | Cardiac Surgical Procedures | 
              | Cardiac Syndrome X use Microvascular Angina | 
              | Cardiac Tamponade | 
              | Cardiac Transplantation use Heart Transplantation | 
              | Cardiac Valve Annuloplasty | 
              | Cardiac Volume | 
              | Cardiac-Gated Imaging Techniques | 
              | Cardiac-Gated Single-Photon Emission Computer-Assisted Tomography | 
              | Cardiidae | 
              | Cardio-Renal Syndrome | 
              | Cardiobacteriaceae | 
              | Cardiobacterium | 
              | Cardiography, Impedance | 
              | Cardiolipin use Cardiolipins | 
              | Cardiolipins | 
              | Cardiology | 
              | Cardiology Service, Hospital | 
              | Cardiomegaly | 
              | Cardiomegaly, Exercise-Induced | 
              | Cardiomyocytes use Myocytes, Cardiac | 
              | Cardiomyopathies | 
              | Cardiomyopathy, Alcoholic | 
              | Cardiomyopathy, Chagas use Chagas Cardiomyopathy | 
              | Cardiomyopathy, Congestive use Cardiomyopathy, Dilated | 
              | Cardiomyopathy, Dilated | 
              | Cardiomyopathy, Hypertrophic | 
              | Cardiomyopathy, Hypertrophic Obstructive use Cardiomyopathy, Hypertrophic | 
              | Cardiomyopathy, Hypertrophic, Familial | 
              | Cardiomyopathy, Restrictive | 
              | Cardiomyoplasty | 
              | Cardiomyoplasty, Dynamic use Cardiomyoplasty | 
              | Cardioplegia use Heart Arrest, Induced | 
              | Cardioplegic Solutions | 
              | Cardioprotective Agents use Cardiotonic Agents | 
              | Cardiopulmonary Arrest use Heart Arrest | 
              | Cardiopulmonary Bypass | 
              | Cardiopulmonary Resuscitation | 
              | Cardiorenal Syndrome use Cardio-Renal Syndrome | 
              | Cardiospasm use Esophageal Achalasia | 
              | Cardiospermum use Sapindaceae | 
              | Cardiotocography | 
              | Cardiotonic Agents | 
              | Cardiotonic Steroids use Cardiac Glycosides | 
              | Cardiotoxic Agents use Cardiotoxins | 
              | Cardiotoxicity | 
              | Cardiotoxins | 
              | Cardiovascular Abnormalities | 
              | Cardiovascular Agents | 
              | Cardiovascular Deconditioning | 
              | Cardiovascular Diseases | 
              | Cardiovascular Infections | 
              | Cardiovascular Nursing | 
              | Cardiovascular Physiologic Processes use Cardiovascular Physiological Processes | 
              | Cardiovascular Physiological Phenomena | 
              | Cardiovascular Physiological Processes | 
              | Cardiovascular Physiology use Cardiovascular Physiological Phenomena | 
              | Cardiovascular Surgical Procedures | 
              | Cardiovascular Syphilis use Syphilis, Cardiovascular | 
              | Cardiovascular System | 
              | Cardiovascular Tuberculosis use Tuberculosis, Cardiovascular | 
              | Cardioversion use Electric Countershock | 
              | Cardioverter-Defibrillators, Implantable use Defibrillators, Implantable | 
              | Cardiovirus | 
              | Cardiovirus Infections | 
              | Carditis use Myocarditis | 
              | Cardo-santo use Cnicus | 
              | Cardoon use Cynara | 
              | Cardosanto use Argemone mexicana | 
              | Carduus | 
              | Carduus benedictus | 
              | Carduus marianus use Milk Thistle | 
              | Carduus marianus (Homeopathy) | 
              | Care Bundles use Patient Care Bundles | 
              | Care, Postoperative use Postoperative Care | 
              | CAREC use Caribbean Public Health Agency | 
              | Career Choice | 
              | Career Counseling use Vocational Guidance | 
              | Career Ladders use Career Mobility | 
              | Career Mobility | 
              | Caregivers | 
              | Carex Plant | 
              | Carfecillin | 
              | Caribbean Environmental Health Institute use Caribbean Public Health Agency | 
              | Caribbean Environmental Health Institute (CEHI) use Caribbean Public Health Agency | 
              | Caribbean Epidemiology Center use Caribbean Public Health Agency | 
              | Caribbean Epidemiology Centre use Caribbean Public Health Agency | 
              | Caribbean Food and Nutrition Institute use Caribbean Public Health Agency | 
              | Caribbean Health Research Council use Caribbean Public Health Agency | 
              | Caribbean Health Research Council (CHRC) use Caribbean Public Health Agency | 
              | Caribbean Islands use West Indies | 
              | Caribbean Manatee use Trichechus manatus | 
              | Caribbean Public Health Agency | 
              | Caribbean Region | 
              | Caribbean Regional Drug Testing Laboratory use Caribbean Public Health Agency | 
              | Caribbean Regional Drug Testing Laboratory (CRDTL) use Caribbean Public Health Agency | 
              | Caribbean Regional Health Institutions use Caribbean Public Health Agency | 
              | Caribbean Sandbox Tree use Hura crepitans | 
              | Caribou use Reindeer | 
              | Carica | 
              | Caricaceae | 
              | Caricatures | 
              | Caricatures as Topic | 
              | Caries, Cervical use Root Caries | 
              | Caries, Dental use Dental Caries | 
              | Caries, Root use Root Caries | 
              | Caring use Empathy | 
              | Cariogenic Agents | 
              | Cariostatic Agents | 
              | Carisoprodate use Carisoprodol | 
              | Carisoprodol | 
              | Carissa use Apocynaceae | 
              | Carissa schimperi | 
              | Carlavirus | 
              | Carlsbad Aqua | 
              | Carmine | 
              | Carminomycin use Carubicin | 
              | Carmovirus | 
              | Carmustine | 
              | Carnation use Dianthus | 
              | Carnation latent virus use Carlavirus | 
              | Carnation mottle virus use Carmovirus | 
              | Carney Complex | 
              | Carney Complex, Type 2 use Carney Complex | 
              | Carney Complex, Type II use Carney Complex | 
              | Carney Myxoma-Endocrine Complex use Carney Complex | 
              | Carney Syndrome use Carney Complex | 
              | Carnitine | 
              | Carnitine Acetyltransferase use Carnitine O-Acetyltransferase | 
              | Carnitine Acyltransferases | 
              | Carnitine O-Acetyltransferase | 
              | Carnitine O-Palmitoyltransferase | 
              | Carnitine Palmitoyltransferase use Carnitine O-Palmitoyltransferase | 
              | Carnivora | 
              | Carnivores use Carnivora | 
              | Carnivory | 
              | Carnobacteriaceae | 
              | Carnobacterium | 
              | Carnosine | 
              | Caroli Disease | 
              | Caroli's Disease use Caroli Disease | 
              | Carolina Horsenettle use Solanum carolinense | 
              | Carolina Jasmine use Gelsemium sempervirens | 
              | Carolina Jessamine use Gelsemium sempervirens | 
              | Caroline Islands use Micronesia | 
              | Carotenes use Carotenoids | 
              | Carotenoids | 
              | Carotid Arteries | 
              | Carotid Artery Diseases | 
              | Carotid Artery Injuries | 
              | Carotid Artery Narrowing use Carotid Stenosis | 
              | Carotid Artery Thrombosis | 
              | Carotid Artery, Common | 
              | Carotid Artery, External | 
              | Carotid Artery, Internal | 
              | Carotid Artery, Internal, Dissection | 
              | Carotid Atherosclerosis use Carotid Artery Diseases | 
              | Carotid Body | 
              | Carotid Body Tumor | 
              | Carotid Endarterectomy use Endarterectomy, Carotid | 
              | Carotid Intima-Media Thickness | 
              | Carotid Pseudoaneurysm use Carotid Artery Injuries | 
              | Carotid Sinus | 
              | Carotid Stenosis | 
              | Carotid Ulcer use Carotid Stenosis | 
              | Carotid-Cavernous Sinus Fistula | 
              | Carpal Bones | 
              | Carpal Joints | 
              | Carpal Tunnel Syndrome | 
              | Carpesium use Asteraceae | 
              | Carpets use Floors and Floorcoverings | 
              | CARPHA use Caribbean Public Health Agency | 
              | Carpometacarpal Joints | 
              | Carpopogon pruriens use Dolichos pruriens | 
              | Carps | 
              | Carpus, Animal | 
              | Carrageenan | 
              | Carrier Ampholytes use Ampholyte Mixtures | 
              | Carrier Proteins | 
              | Carrier State | 
              | Carriers, Genetic use Heterozygote | 
              | Carriers, Genetic, Detection use Heterozygote Detection | 
              | Carrion's Disease use Bartonella Infections | 
              | Carrizo use Arundo donax | 
              | Carrots use Daucus carota | 
              | Carsickness use Motion Sickness | 
              | Carteolol | 
              | Carthamus | 
              | Carthamus tinctorius | 
              | Carticaine | 
              | Cartilage | 
              | Cartilage Diseases | 
              | Cartilage Oligomeric Matrix Protein | 
              | Cartilage, Articular | 
              | Cartilage, Epiphyseal use Growth Plate | 
              | Cartography | 
              | Cartoons | 
              | Cartoons as Topic | 
              | Carubicin | 
              | Carum | 
              | Carum carvi | 
              | Carum petroselinum use Petroselinum sativum | 
              | Carya | 
              | Carya alba | 
              | Carya compressa use Carya alba | 
              | Carya tomentosa use Carya alba | 
              | Carybdea use Cubozoa | 
              | Caryophanon use Planococcaceae | 
              | Caryophyllaceae | 
              | Caryophyllus use Eugenia | 
              | Casanthranol use Cascara | 
              | Cascara | 
              | Cascara Buckthorn use Cascara Sagrada | 
              | Cascara Sagrada | 
              | Cascarilla | 
              | Case History use Homeopathic Anamnesis | 
              | Case Management | 
              | Case Management, Insurance use Managed Care Programs | 
              | Case Mix use Diagnosis-Related Groups | 
              | Case Observator use Homeopathic Anamnesis | 
              | Case Reports | 
              | Case Studies | 
              | Case Studies, Organizational use Organizational Case Studies | 
              | Case Study use Case Studies | 
              | Case-Base Studies use Case-Control Studies | 
              | Case-Comparison Studies use Case-Control Studies | 
              | Case-Control Studies | 
              | Case-Mix Adjustment use Risk Adjustment | 
              | Case-Referent Studies use Case-Control Studies | 
              | Casearia | 
              | Casein Kinase use Casein Kinases | 
              | Casein Kinase I | 
              | Casein Kinase Ialpha | 
              | Casein Kinase Idelta | 
              | Casein Kinase Iepsilon | 
              | Casein Kinase II | 
              | Casein Kinases | 
              | Caseins | 
              | Cases use Case Studies | 
              | Cashew use Anacardium | 
              | Cashew Apple use Anacardium occidentale | 
              | Cashew Nut use Anacardium occidentale | 
              | Cashew Tree use Anacardium occidentale | 
              | Casimiroa | 
              | CASP3 use Caspase 3 | 
              | CASP8 and FADD-Like Apoptosis Regulating Protein | 
              | Caspase 1 | 
              | Caspase 10 | 
              | Caspase 12 | 
              | Caspase 14 | 
              | Caspase 2 | 
              | Caspase 3 | 
              | Caspase 6 | 
              | Caspase 7 | 
              | Caspase 8 | 
              | Caspase 8 Deficiency use Autoimmune Lymphoproliferative Syndrome | 
              | Caspase 9 | 
              | Caspase and Rip Adaptor with Death Domain Protein use CRADD Signaling Adaptor Protein | 
              | Caspase Inhibitors | 
              | Caspase-8 Deficiency use Autoimmune Lymphoproliferative Syndrome | 
              | Caspases | 
              | Caspases, Effector | 
              | Caspases, Initiator | 
              | Cassada | 
              | Cassava use Manihot | 
              | Cassava Starch use Starch and Fecula | 
              | Cassena use Ilex casseine | 
              | Cassia | 
              | Cassia Tree use Cinnamomum aromaticum | 
              | Cassia, Chinese use Cinnamomum aromaticum | 
              | Cassipourea use Rhizophoraceae | 
              | Cassuvium pomiverum use Anacardium occidentale | 
              | Castanea sativa use Castanea vesca | 
              | Castanea vesca | 
              | Castanospermum | 
              | Caste use Social Class | 
              | Castela use Simaroubaceae | 
              | Castela texana use Chaparro amargoso | 
              | Castiglionia lobata use Jatropha curcas | 
              | Castilla Plant use Moraceae | 
              | Castilleja use Acanthaceae | 
              | Castleman Disease use Giant Lymph Node Hyperplasia | 
              | Castleman's Tumor use Giant Lymph Node Hyperplasia | 
              | Castor Bean | 
              | Castor Bean Lectin use Ricin | 
              | Castor Bean Tick use Ixodes | 
              | Castor Beaver use Rodentia | 
              | Castor equi | 
              | Castor equorum use Castor equi | 
              | Castor Fiber use Castoreum canadense | 
              | Castor muscovitum use Castoreum canadense | 
              | Castor Oil | 
              | Castor Oil Plant use Ricinus | 
              | Castorbean use Ricinus communis | 
              | Castoreum canadense | 
              | Castoreum muscovitum use Castoreum canadense | 
              | Castoreum sibericum use Castoreum canadense | 
              | Castoreum sibiricum use Castoreum canadense | 
              | Castration | 
              | Castration Complex use Anxiety, Castration | 
              | Castration, Female use Ovariectomy | 
              | Castration, Male use Orchiectomy | 
              | Casts, Surgical | 
              | Casuistry | 
              | Cat Diseases | 
              | CAT Enzyme use Chloramphenicol O-Acetyltransferase | 
              | Cat Leukemia Virus use Leukemia Virus, Feline | 
              | Cat Plague use Feline Panleukopenia | 
              | CAT Scan, Cone-Beam use Cone-Beam Computed Tomography | 
              | CAT Scan, Radionuclide use Tomography, Emission-Computed | 
              | CAT Scan, Single-Photon Emission use Tomography, Emission-Computed, Single-Photon | 
              | CAT Scan, Spiral use Tomography, Spiral Computed | 
              | CAT Scan, Spiral Cone-Beam use Spiral Cone-Beam Computed Tomography | 
              | CAT Scan, X-Ray use Tomography, X-Ray Computed | 
              | CAT Scanners, X-Ray use Tomography Scanners, X-Ray Computed | 
              | Cat's Claw | 
              | Cat's Milk use Lac Felinum | 
              | CAT-1 Transporter use Cationic Amino Acid Transporter 1 | 
              | CAT-2 Transporter use Cationic Amino Acid Transporter 2 | 
              | Cat-Scratch Disease | 
              | Catabolic Gene Activators use Cyclic AMP Receptor Protein | 
              | Catabolism use Metabolism | 
              | Catabolite Activator Protein use Cyclic AMP Receptor Protein | 
              | Catabolite Gene Activator Protein use Cyclic AMP Receptor Protein | 
              | Catabolite Gene Activator Proteins use Cyclic AMP Receptor Protein | 
              | Catabolite Repression | 
              | Catalase | 
              | Catalepsy | 
              | Cataleptic Immobilization Reaction use Freezing Reaction, Cataleptic | 
              | Cataloging | 
              | Cataloging of Resources and Media | 
              | Catalogs | 
              | Catalogs as Topic | 
              | Catalogs, Booksellers' | 
              | Catalogs, Commercial | 
              | Catalogs, Drug | 
              | Catalogs, Library | 
              | Catalogs, Publishers' | 
              | Catalogs, Union | 
              | Catalpa bignonoides | 
              | Catalyser use Catalyzer | 
              | Catalysis | 
              | Catalytic Antibodies use Antibodies, Catalytic | 
              | Catalytic Core use Catalytic Domain | 
              | Catalytic DNA use DNA, Catalytic | 
              | Catalytic Domain | 
              | Catalytic Region use Catalytic Domain | 
              | Catalytic RNA use RNA, Catalytic | 
              | Catalytic Site use Catalytic Domain | 
              | Catalytic Subunit use Catalytic Domain | 
              | Catalyzer | 
              | Cataplexy | 
              | Cataract | 
              | Cataract Extraction | 
              | Cataract, Membranous use Cataract | 
              | Cataria nepeta | 
              | Catarrhina use Cercopithecidae | 
              | Catarrhini | 
              | Catastrophe Vulnerability use Disaster Vulnerability | 
              | Catastrophic Health Insurance use Insurance, Major Medical | 
              | Catastrophic Illness | 
              | Catastrophization | 
              | Catastrophizing use Catastrophization | 
              | Catatonia | 
              | Catatonic Schizophrenia use Schizophrenia, Catatonic | 
              | Catchfly, Pink use Silene | 
              | Catchment use Basins | 
              | Catchment Area (Health) | 
              | Catchweed use Galium aparine | 
              | Catechin | 
              | Catechinic Acid use Catechin | 
              | Catechol 1,2-Dioxygenase | 
              | Catechol 2,3-Dioxygenase | 
              | Catechol Estrogens use Estrogens, Catechol | 
              | Catechol O-Methyltransferase | 
              | Catechol O-Methyltransferase Inhibitors | 
              | Catechol Oxidase | 
              | Catecholamine Plasma Membrane Transport Proteins | 
              | Catecholamine Plasma Membrane Transporters use Catecholamine Plasma Membrane Transport Proteins | 
              | Catecholamine Receptors use Receptors, Catecholamine | 
              | Catecholamines | 
              | Catechols | 
              | Catechuic Acid use Catechin | 
              | Catenanes | 
              | Catenanes, DNA use DNA, Catenated | 
              | Catenated DNA use DNA, Catenated | 
              | Catenins | 
              | Catenulin use Paromomycin | 
              | Catfish, Channel use Ictaluridae | 
              | Catfishes | 
              | Catgut | 
              | Catha | 
              | Catharanthus | 
              | Catharsis | 
              | Cathartics | 
              | Cathead use Tribulus terrestris | 
              | Cathelicidins | 
              | Cathepsin A | 
              | Cathepsin B | 
              | Cathepsin C | 
              | Cathepsin D | 
              | Cathepsin E | 
              | Cathepsin F | 
              | Cathepsin G | 
              | Cathepsin H | 
              | Cathepsin K | 
              | Cathepsin L | 
              | Cathepsin W | 
              | Cathepsin Z | 
              | Cathepsins | 
              | Catheter use Catheters | 
              | Catheter Ablation | 
              | Catheter Ablation, Electric use Catheter Ablation | 
              | Catheter Ablation, Percutaneous use Catheter Ablation | 
              | Catheter Ablation, Radiofrequency use Catheter Ablation | 
              | Catheter Ablation, Transvenous use Catheter Ablation | 
              | Catheter Obstruction | 
              | Catheter-Related Infections | 
              | Catheterization | 
              | Catheterization, Bronchial use Catheterization, Peripheral | 
              | Catheterization, Cardiac use Cardiac Catheterization | 
              | Catheterization, Central Venous | 
              | Catheterization, Heart use Cardiac Catheterization | 
              | Catheterization, Peripheral | 
              | Catheterization, Peripheral Arterial use Catheterization, Peripheral | 
              | Catheterization, Peripheral Venous use Catheterization, Peripheral | 
              | Catheterization, Pulmonary Artery use Catheterization, Swan-Ganz | 
              | Catheterization, Swan-Ganz | 
              | Catheterization, Ureteral use Urinary Catheterization | 
              | Catheterization, Urethral use Urinary Catheterization | 
              | Catheterization, Urinary use Urinary Catheterization | 
              | Catheters | 
              | Catheters, Indwelling | 
              | Cathexis | 
              | Cathode use Electrodes | 
              | Cathode Ray Tube | 
              | Cathode Ray Tube Display use Cathode Ray Tube | 
              | Cathode Rays use Cathode Ray Tube | 
              | Cathodic Protection | 
              | Catholicism | 
              | Cation Exchange Proteins use Antiporters | 
              | Cation Exchange Resins | 
              | Cation Pumps use Cation Transport Proteins | 
              | Cation Transport Proteins | 
              | Cationic Amino Acid Transport Systems use Amino Acid Transport Systems, Basic | 
              | Cationic Amino Acid Transporter 1 | 
              | Cationic Amino Acid Transporter 2 | 
              | Cationic Antimicrobial Peptides use Antimicrobial Cationic Peptides | 
              | Cations | 
              | Cations, Divalent | 
              | Cations, Monovalent | 
              | Catnip use Nepeta | 
              | Catostomus use Cypriniformes | 
              | Cats | 
              | Cattail use Typhaceae | 
              | Cattell Personality Factor Questionnaire | 
              | Cattle | 
              | Cattle Diseases | 
              | Cattle Leukemia Virus use Leukemia Virus, Bovine | 
              | Cattle Plague use Rinderpest | 
              | Catu virus use Orthobunyavirus | 
              | Cauda Equina | 
              | Cauda Equina Syndrome use Polyradiculopathy | 
              | Caudal Nucleus, Trigeminal use Trigeminal Caudal Nucleus | 
              | Caudata use Urodela | 
              | Caudate Nucleus | 
              | Caudovirales | 
              | Caulerpa | 
              | Cauliflower use Brassica | 
              | Cauliflower Mosaic Virus use Caulimovirus | 
              | Caulimoviridae | 
              | Caulimovirus | 
              | Caulobacter | 
              | Caulobacter crescentus | 
              | Caulobacter phage phi Cb12r use Leviviridae | 
              | Caulobacter phage phi Cb23r use Leviviridae | 
              | Caulobacter phage phi Cb5 use Leviviridae | 
              | Caulobacter phage phi Cb8r use Leviviridae | 
              | Caulobacteraceae | 
              | Caulophyllum | 
              | Caulophyllum thalictroides | 
              | Causalgia | 
              | Causality | 
              | Causality (Homeopathy) use Noxae | 
              | Causation use Causality | 
              | Cause of Death | 
              | Caustic Soda use Sodium Hydroxide | 
              | Caustics | 
              | Causticum | 
              | Causticum hahnemanni use Causticum | 
              | Cautery | 
              | Cavemovirus use Caulimoviridae | 
              | Caveolae | 
              | Caveolin 1 | 
              | Caveolin 2 | 
              | Caveolin 3 | 
              | Caveolins | 
              | Cavernitis, Fibrous use Penile Induration | 
              | Cavernous Hemangioma, Central Nervous System use Hemangioma, Cavernous, Central Nervous System | 
              | Cavernous Sinus | 
              | Cavernous Sinus Thrombosis | 
              | Caves | 
              | CAVH use Hemofiltration | 
              | Cavia use Guinea Pigs | 
              | Caviid herpesvirus 2 use Roseolovirus | 
              | Cavitation | 
              | Cavopulmonary Anastomosis use Heart Bypass, Right | 
              | Cavus Deformity use Foot Deformities | 
              | Cayenne Pepper use Capsicum | 
              | CB Ham Radio Operators | 
              | cbl Oncogene Protein use Oncogene Protein v-cbl | 
              | cbl Proto-Oncogene Protein use Proto-Oncogene Proteins c-cbl | 
              | CBS Deficiency use Homocystinuria | 
              | CC Chemokine Receptor 1 use Receptors, CCR1 | 
              | CC Chemokine Receptor 10 use Receptors, CCR10 | 
              | CC Chemokine Receptor 2 use Receptors, CCR2 | 
              | CC Chemokine Receptor 3 use Receptors, CCR3 | 
              | CC Chemokine Receptor 4 use Receptors, CCR4 | 
              | CC Chemokine Receptor 5 use Receptors, CCR5 | 
              | CC Chemokine Receptor 6 use Receptors, CCR6 | 
              | CC Chemokine Receptor 7 use Receptors, CCR7 | 
              | CC Chemokine Receptor 8 use Receptors, CCR8 | 
              | CC Chemokines use Chemokines, CC | 
              | CCAAT-Binding Factor | 
              | CCAAT-Binding Factor, A-Subunit use CCAAT-Binding Factor | 
              | CCAAT-Binding Factor, B-Subunit use CCAAT-Binding Factor | 
              | CCAAT-Binding Factor, C-Subunit use CCAAT-Binding Factor | 
              | CCAAT-Enhancer-Binding Protein-alpha | 
              | CCAAT-Enhancer-Binding Protein-beta | 
              | CCAAT-Enhancer-Binding Protein-delta | 
              | CCAAT-Enhancer-Binding Proteins | 
              | CCCP use Carbonyl Cyanide m-Chlorophenyl Hydrazone | 
              | CCK Receptors use Receptors, Cholecystokinin | 
              | CCK-4 use Tetragastrin | 
              | CCK-8 use Sincalide | 
              | CCK-A Receptor use Receptor, Cholecystokinin A | 
              | CCK-B Receptor use Receptor, Cholecystokinin B | 
              | CCL11 Chemokine use Chemokine CCL11 | 
              | CCL17 Chemokine use Chemokine CCL17 | 
              | CCL19 Chemokine use Chemokine CCL19 | 
              | CCL20 Chemokine use Chemokine CCL20 | 
              | CCL21 Chemokine use Chemokine CCL21 | 
              | CCL22 Chemokine use Chemokine CCL22 | 
              | CCL24 Chemokine use Chemokine CCL24 | 
              | CCL27 Chemokine use Chemokine CCL27 | 
              | CCL3 Chemokine use Chemokine CCL3 | 
              | CCL3L1 Chemokine use Chemokine CCL3 | 
              | CCL3L2 Chemokine use Chemokine CCL3 | 
              | CCL3L3 Chemokine use Chemokine CCL3 | 
              | CCL4 Chemokine use Chemokine CCL4 | 
              | CCL4L1 Chemokine use Chemokine CCL4 | 
              | CCL4L2 Chemokine use Chemokine CCL4 | 
              | CCL5 Chemokine use Chemokine CCL5 | 
              | CCL7 Chemokine use Chemokine CCL7 | 
              | CCL8 Chemokine use Chemokine CCL8 | 
              | CCN Intercellular Signaling Proteins | 
              | CCND1 Protein use Cyclin D1 | 
              | CCNU use Lomustine | 
              | CCR Receptors use Receptors, CCR | 
              | CCR1 Receptors use Receptors, CCR1 | 
              | CCR10 Receptors use Receptors, CCR10 | 
              | CCR2 Receptors use Receptors, CCR2 | 
              | CCR3 Receptors use Receptors, CCR3 | 
              | CCR4 Receptors use Receptors, CCR4 | 
              | CCR5 Receptor Antagonists | 
              | CCR5 Receptors use Receptors, CCR5 | 
              | CCR6 Receptors use Receptors, CCR6 | 
              | CCR7 Receptors use Receptors, CCR7 | 
              | CCR8 Receptors use Receptors, CCR8 | 
              | CD-I | 
              | CD-ROM | 
              | CD1 Antigens use Antigens, CD1 | 
              | CD10 Antigens use Neprilysin | 
              | CD104 Antigens use Integrin beta4 | 
              | CD106 Antigens use Vascular Cell Adhesion Molecule-1 | 
              | CD107a Antigens use Lysosomal-Associated Membrane Protein 1 | 
              | CD107b Antigens use Lysosomal-Associated Membrane Protein 2 | 
              | CD11 Antigens use Antigens, CD11 | 
              | CD110 Antigens use Receptors, Thrombopoietin | 
              | CD115 Antigens use Receptor, Macrophage Colony-Stimulating Factor | 
              | CD116 Antigens use Receptors, Granulocyte-Macrophage Colony-Stimulating Factor | 
              | CD117 Antigens use Proto-Oncogene Proteins c-kit | 
              | CD118 Antigens use Leukemia Inhibitory Factor Receptor alpha Subunit | 
              | CD11a Antigens use Antigens, CD11a | 
              | CD11b Antigens use Antigens, CD11b | 
              | CD11c Antigens use Antigens, CD11c | 
              | CD120a Antigens use Receptors, Tumor Necrosis Factor, Type I | 
              | CD120b Antigens use Receptors, Tumor Necrosis Factor, Type II | 
              | CD121a Antigens use Receptors, Interleukin-1 Type I | 
              | CD122 Antigens use Interleukin-2 Receptor beta Subunit | 
              | CD123 Antigens use Interleukin-3 Receptor alpha Subunit | 
              | CD124 Antigens use Interleukin-4 Receptor alpha Subunit | 
              | CD125 Antigens use Interleukin-5 Receptor alpha Subunit | 
              | CD126 Antigens use Interleukin-6 Receptor alpha Subunit | 
              | CD127 Antigens use Interleukin-7 Receptor alpha Subunit | 
              | CD129 Antigens use Receptors, Interleukin-9 | 
              | CD13 Antigens use Antigens, CD13 | 
              | CD130 Antigens use Cytokine Receptor gp130 | 
              | CD131 Antigens use Cytokine Receptor Common beta Subunit | 
              | CD132 Antigens use Interleukin Receptor Common gamma Subunit | 
              | CD134 Antigens use Receptors, OX40 | 
              | CD135 Antigens use fms-Like Tyrosine Kinase 3 | 
              | CD137 Antigens use Antigens, CD137 | 
              | CD138 Antigens use Syndecan-1 | 
              | CD14 Antigens use Antigens, CD14 | 
              | CD140a Antigens use Receptor, Platelet-Derived Growth Factor alpha | 
              | CD140b Antigens use Receptor, Platelet-Derived Growth Factor beta | 
              | CD142 Antigens use Thromboplastin | 
              | CD143 Antigens use Peptidyl-Dipeptidase A | 
              | CD146 Antigens use Antigens, CD146 | 
              | CD147 Antigens use Antigens, CD147 | 
              | CD15 Antigens use Antigens, CD15 | 
              | CD153 Antigens use CD30 Ligand | 
              | CD154 Antigens use CD40 Ligand | 
              | CD158a Antigens use Receptors, KIR2DL1 | 
              | CD158b Antigens use Receptors, KIR2DL3 | 
              | CD158b1 Antigens use Receptors, KIR2DL2 | 
              | CD158d Antigens use Receptors, KIR2DL4 | 
              | CD158e Antigens use Receptors, KIR3DL1 | 
              | CD158k Antigens use Receptors, KIR3DL2 | 
              | CD16 Antigens use Receptors, IgG | 
              | CD164 Antigens use Antigens, CD164 | 
              | CD166 Antigens use Activated-Leukocyte Cell Adhesion Molecule | 
              | CD178 Antigens use Fas Ligand Protein | 
              | CD18 Antigens use Antigens, CD18 | 
              | CD183 Antigens use Receptors, CXCR3 | 
              | CD185 Antigens use Receptors, CXCR5 | 
              | CD19 Antigens use Antigens, CD19 | 
              | CD191 Antigens use Receptors, CCR1 | 
              | CD192 Antigens use Receptors, CCR2 | 
              | CD193 Antigens use Receptors, CCR3 | 
              | CD194 Antigens use Receptors, CCR4 | 
              | CD195 Antigens use Receptors, CCR5 | 
              | CD196 Antigens use Receptors, CCR6 | 
              | CD197 Antigens use Receptors, CCR7 | 
              | CD2 Antigens use Antigens, CD2 | 
              | CD20 Antigens use Antigens, CD20 | 
              | CD21 Antigens use Receptors, Complement 3d | 
              | CD213a1 Antigens use Interleukin-13 Receptor alpha1 Subunit | 
              | CD213a2 Antigens use Interleukin-13 Receptor alpha2 Subunit | 
              | CD22 Antigens use Sialic Acid Binding Ig-like Lectin 2 | 
              | CD23 Antigens use Receptors, IgE | 
              | CD24 Antigens use Antigens, CD24 | 
              | CD25 Antigens use Interleukin-2 Receptor alpha Subunit | 
              | CD257 Antigens use B-Cell Activating Factor | 
              | CD26 Antigens use Dipeptidyl Peptidase 4 | 
              | CD267 Antigens use Transmembrane Activator and CAML Interactor Protein | 
              | CD268 Antigens use B-Cell Activation Factor Receptor | 
              | CD27 Antigens use Antigens, CD27 | 
              | CD28 Antigens use Antigens, CD28 | 
              | CD29 Antigens use Antigens, CD29 | 
              | CD295 Antigens use Receptors, Leptin | 
              | CD3 Antigens use Antigens, CD3 | 
              | CD3 Complex use Antigens, CD3 | 
              | CD30 Antigens use Antigens, CD30 | 
              | CD30 Ligand | 
              | CD30-Positive Anaplastic Large-Cell Lymphoma use Lymphoma, Large-Cell, Anaplastic | 
              | CD31 Antigens use Antigens, CD31 | 
              | CD32 Antigens use Receptors, IgG | 
              | CD34 Antigens use Antigens, CD34 | 
              | CD35 Antigens use Receptors, Complement 3b | 
              | CD36 Antigens use Antigens, CD36 | 
              | CD38 Antigens use Antigens, CD38 | 
              | CD4 Antigens use Antigens, CD4 | 
              | CD4 Immunoadhesins | 
              | CD4 Lymphocyte Count | 
              | CD4 Molecule use Antigens, CD4 | 
              | CD4 Receptors use Antigens, CD4 | 
              | CD4-CD8 Ratio | 
              | CD4-IgG use CD4 Immunoadhesins | 
              | CD4-Positive T-Lymphocytes | 
              | CD4-Positive T-Lymphocytopenia, Idiopathic use T-Lymphocytopenia, Idiopathic CD4-Positive | 
              | CD40 Antigens use Antigens, CD40 | 
              | CD40 Ligand | 
              | CD41 Antigens use Platelet Membrane Glycoprotein IIb | 
              | CD42a Antigens use Platelet Glycoprotein GPIb-IX Complex | 
              | CD42b Antigens use Platelet Glycoprotein GPIb-IX Complex | 
              | CD42c Antigens use Platelet Glycoprotein GPIb-IX Complex | 
              | CD42d Antigens use Platelet Glycoprotein GPIb-IX Complex | 
              | CD43 Antigens use Antigens, CD43 | 
              | CD44 Antigens use Antigens, CD44 | 
              | CD45 Antigens use Antigens, CD45 | 
              | CD45R Antigens use Antigens, CD45 | 
              | CD45RA Antigens use Antigens, CD45 | 
              | CD45RO Antigens use Antigens, CD45 | 
              | CD46 Antigens use Antigens, CD46 | 
              | CD47 Antigens use Antigens, CD47 | 
              | CD49a Antigens use Integrin alpha1 | 
              | CD49b Antigens use Integrin alpha2 | 
              | CD49c Antigens use Integrin alpha3 | 
              | CD49d Antigens use Integrin alpha4 | 
              | CD49e Antigens use Integrin alpha5 | 
              | CD49f Antigens use Integrin alpha6 | 
              | CD5 Antigens use Antigens, CD5 | 
              | CD51 Antigens use Integrin alphaV | 
              | CD54 Antigens use Intercellular Adhesion Molecule-1 | 
              | CD55 Antigens use Antigens, CD55 | 
              | CD56 Antigens use Antigens, CD56 | 
              | CD57 Antigens use Antigens, CD57 | 
              | CD58 Antigens use Antigens, CD58 | 
              | CD59 Antigens use Antigens, CD59 | 
              | CD6 Ligand use Activated-Leukocyte Cell Adhesion Molecule | 
              | CD61 Antigens use Integrin beta3 | 
              | CD62E Antigens use E-Selectin | 
              | CD62L Antigens use L-Selectin | 
              | CD62P Antigens use P-Selectin | 
              | CD64 Antigens use Receptors, IgG | 
              | CD66e Antigen use Carcinoembryonic Antigen | 
              | CD7 Antigens use Antigens, CD7 | 
              | CD70 Antigens use Antigens, CD70 | 
              | CD73 Antigens use 5'-Nucleotidase | 
              | CD79 Antigens use Antigens, CD79 | 
              | CD79a Antigens use Antigens, CD79 | 
              | CD79b Antigens use Antigens, CD79 | 
              | CD8 Antigens use Antigens, CD8 | 
              | CD8-Positive T-Lymphocytes | 
              | CD80 Antigens use Antigens, CD80 | 
              | CD86 Antigens use Antigens, CD86 | 
              | CD88 Antigens use Receptor, Anaphylatoxin C5a | 
              | CD90 Antigens use Antigens, Thy-1 | 
              | CD94 Antigens use NK Cell Lectin-Like Receptor Subfamily D | 
              | CD95 Antigens use Antigens, CD95 | 
              | CD98 Antigens use Antigens, CD98 | 
              | CD98 Antigens Heavy Chain use Antigens, CD98 Heavy Chain | 
              | CD98 Antigens Light Chain use Antigens, CD98 Light Chains | 
              | cdc Genes use Genes, cdc | 
              | cdc Proteins use Cell Cycle Proteins | 
              | CDC2 Protein Kinase | 
              | CDC2-CDC28 Kinases | 
              | CDC2-Related Kinases use CDC2-CDC28 Kinases | 
              | Cdc20 Proteins | 
              | cdc25 Guanine Nucleotide Exchange Factor use ras-GRF1 | 
              | cdc25 Phosphatases | 
              | CDC28 Protein Kinase, S cerevisiae | 
              | cdc42 GTP-Binding Protein | 
              | cdc42 GTP-Binding Protein, Saccharomyces cerevisiae | 
              | cdc42 GTP-Binding Protein, Yeast use cdc42 GTP-Binding Protein, Saccharomyces cerevisiae | 
              | cdc42 Protein use cdc42 GTP-Binding Protein | 
              | cdc42 Protein, Yeast use cdc42 GTP-Binding Protein, Saccharomyces cerevisiae | 
              | CdCl2 use Cadmium Chloride | 
              | Cdh1 Proteins | 
              | cdk Proteins use Cyclin-Dependent Kinases | 
              | Cdk1 Protein Kinase use CDC2 Protein Kinase | 
              | Cdk2 Protein Kinase use Cyclin-Dependent Kinase 2 | 
              | Cdk4 Protein Kinase use Cyclin-Dependent Kinase 4 | 
              | Cdk5 Protein Kinase use Cyclin-Dependent Kinase 5 | 
              | Cdk6 Protein Kinase use Cyclin-Dependent Kinase 6 | 
              | Cdk9 Protein Kinase use Cyclin-Dependent Kinase 9 | 
              | CDKN2 Genes use Genes, p16 | 
              | cDNA use DNA, Complementary | 
              | cDNA Library use Gene Library | 
              | cDNA Microarrays use Oligonucleotide Array Sequence Analysis | 
              | cDNA Probes use DNA, Complementary | 
              | CDP use Cytidine Diphosphate | 
              | CDP Choline use Cytidine Diphosphate Choline | 
              | CDP Diacylglycerol-Serine O-Phosphatidyltransferase use CDPdiacylglycerol-Serine O-Phosphatidyltransferase | 
              | CDP Diacylglycerols use Cytidine Diphosphate Diglycerides | 
              | CDP Diglyceride Serine O-Phosphatidyltransferase use CDPdiacylglycerol-Serine O-Phosphatidyltransferase | 
              | CDP Diglycerides use Cytidine Diphosphate Diglycerides | 
              | CDP-DG Synthase use CDPdiacylglycerol-Serine O-Phosphatidyltransferase | 
              | CDP-Diacylglycerol-Inositol 3-Phosphatidyltransferase | 
              | CDPdiacylglycerol-Serine O-Phosphatidyltransferase | 
              | CDw121b Antigens use Receptors, Interleukin-1 Type II | 
              | CDw128a Antigens use Receptors, Interleukin-8A | 
              | CDw128b Antigens use Receptors, Interleukin-8B | 
              | CDw198 Antigens use Receptors, CCR8 | 
              | CDW210A Antigens use Interleukin-10 Receptor alpha Subunit | 
              | CDW210B Antigens use Interleukin-10 Receptor beta Subunit | 
              | Cdw217 Antigens use Receptors, Interleukin-17 | 
              | CDw218a Antigens use Interleukin-18 Receptor alpha Subunit | 
              | CDw218b Antigens use Interleukin-18 Receptor beta Subunit | 
              | Ceanothus | 
              | Ceanothus americanus | 
              | Ceanothus colubrinus use Ceanothus thrysiflorus | 
              | Ceanothus decumbens use Ceanothus americanus | 
              | Ceanothus thrysiflorus | 
              | Cebidae | 
              | Cebinae | 
              | Cebuella use Callithrix | 
              | Cebus | 
              | Cecal Cancer use Cecal Neoplasms | 
              | Cecal Diseases | 
              | Cecal Neoplasms | 
              | Ceci Bean use Cicer arietinum | 
              | Cecitis use Typhlitis | 
              | Cecostomy | 
              | Cecropia Plant | 
              | Cecropiaceae | 
              | Cecropins | 
              | Cecum | 
              | Cedar Tree use Cedrus | 
              | Cedar, Atlantic White use Chamaecyparis | 
              | Cedar, Japanese use Cryptomeria | 
              | Cedar, Red Eastern use Juniperus | 
              | Cedar, Western use Juniperus | 
              | Cedar, Western Red use Thuja | 
              | Cedar, Yellow use Chamaecyparis | 
              | Cedrela | 
              | Cedron | 
              | Cedrus | 
              | Cefacetrile use Cephacetrile | 
              | Cefaclor | 
              | Cefadroxil | 
              | Cefalotin use Cephalothin | 
              | Cefamandole | 
              | Cefatrizine | 
              | Cefazolin | 
              | Cefixime | 
              | Cefmenoxime | 
              | Cefmetazole | 
              | Cefonicid | 
              | Cefoperazone | 
              | Cefotaxime | 
              | Cefotetan | 
              | Cefotiam | 
              | Cefoxitin | 
              | Cefsulodin | 
              | Ceftazidime | 
              | Ceftizoxime | 
              | Ceftizoxime Sodium use Ceftizoxime | 
              | Ceftriaxone | 
              | Cefuroxime | 
              | CEHI use Caribbean Public Health Agency | 
              | Ceiba | 
              | CEJ use Tooth Cervix | 
              | Celandine use Chelidonium | 
              | Celastraceae | 
              | Celastrus | 
              | Celebes use Indonesia | 
              | Celebes Ape use Macaca | 
              | Celery use Apium graveolens | 
              | Celiac Artery | 
              | Celiac Disease | 
              | Celiac Ganglia use Ganglia, Sympathetic | 
              | Celiac Plexus | 
              | Celibacy use Sexual Abstinence | 
              | Celioscopes use Laparoscopes | 
              | Celioscopy use Laparoscopy | 
              | Celiprolol | 
              | Cell Adhesion | 
              | Cell Adhesion Molecule, Neural use Neural Cell Adhesion Molecules | 
              | Cell Adhesion Molecules | 
              | Cell Adhesion Molecules, Neuron-Glia | 
              | Cell Adhesion Molecules, Neuronal | 
              | Cell Aggregation | 
              | Cell Aging | 
              | Cell Anoxia use Cell Hypoxia | 
              | Cell Biology | 
              | Cell Body | 
              | Cell Coat use Glycocalyx | 
              | Cell Communication | 
              | Cell Compartmentation | 
              | Cell Count | 
              | Cell Culture Techniques | 
              | Cell Cycle | 
              | Cell Cycle Checkpoint Genes use Genes, cdc | 
              | Cell Cycle Checkpoints | 
              | Cell Cycle Genes use Genes, cdc | 
              | Cell Cycle Proteins | 
              | Cell Death | 
              | Cell Dedifferentiation | 
              | Cell Degranulation | 
              | Cell Density use Cell Count | 
              | Cell Differentiation | 
              | Cell Division | 
              | Cell Division Cycle Genes use Genes, cdc | 
              | Cell Division Cycle Proteins use Cell Cycle Proteins | 
              | Cell Engineering | 
              | Cell Enlargement | 
              | Cell Extracts | 
              | Cell Fractionation | 
              | Cell Fusion | 
              | Cell Growth use Cell Enlargement | 
              | Cell Growth in Number use Cell Proliferation | 
              | Cell Growth in Size use Cell Enlargement | 
              | Cell Growth Inhibitors use Growth Inhibitors | 
              | Cell Growth Processes | 
              | Cell Hypoxia | 
              | Cell Interaction use Cell Communication | 
              | Cell Isolation use Cell Separation | 
              | Cell Junctions use Intercellular Junctions | 
              | Cell Line | 
              | Cell Line, Transformed | 
              | Cell Line, Tumor | 
              | Cell Lineage | 
              | Cell Membrane | 
              | Cell Membrane Extensions use Cell Surface Extensions | 
              | Cell Membrane Lipids use Membrane Lipids | 
              | Cell Membrane Permeability | 
              | Cell Membrane Projections use Cell Surface Extensions | 
              | Cell Membrane Proteins use Membrane Proteins | 
              | Cell Membrane Protrusions use Cell Surface Extensions | 
              | Cell Membrane Structures | 
              | Cell Migration use Cell Movement | 
              | Cell Migration Assays | 
              | Cell Migration Assays, Leukocyte | 
              | Cell Migration Assays, Macrophage | 
              | Cell Migration Inhibition | 
              | Cell Movement | 
              | Cell Nuclear Volume use Cell Nucleus Size | 
              | Cell Nucleolus | 
              | Cell Nucleus | 
              | Cell Nucleus Division | 
              | Cell Nucleus Division Phases use Cell Nucleus Division | 
              | Cell Nucleus Shape | 
              | Cell Nucleus Size | 
              | Cell Nucleus Structures | 
              | Cell Nucleus Volume use Cell Nucleus Size | 
              | Cell Number use Cell Count | 
              | Cell Phones | 
              | Cell Physiological Phenomena | 
              | Cell Physiological Processes | 
              | Cell Physiology use Cell Physiological Phenomena | 
              | Cell Polarity | 
              | Cell Proliferation | 
              | Cell Protection use Cytoprotection | 
              | Cell Respiration | 
              | Cell Segregation use Cell Separation | 
              | Cell Senescence use Cell Aging | 
              | Cell Separation | 
              | Cell Shape | 
              | Cell Size | 
              | Cell Surface Antigens use Antigens, Surface | 
              | Cell Surface Display Techniques | 
              | Cell Surface Extensions | 
              | Cell Surface Glycoproteins use Membrane Glycoproteins | 
              | Cell Surface Proteins use Membrane Proteins | 
              | Cell Surface Receptors use Receptors, Cell Surface | 
              | Cell Survival | 
              | Cell Therapy use Cell- and Tissue-Based Therapy | 
              | Cell Tracking | 
              | Cell Transdifferentiation | 
              | Cell Transformation, Neoplastic | 
              | Cell Transformation, Viral | 
              | Cell Transplantation | 
              | Cell Transplants use Transplants | 
              | Cell Viability use Cell Survival | 
              | Cell Wall | 
              | Cell Wall Skeleton | 
              | Cell- and Tissue-Based Therapy | 
              | Cell-Cycle Regulatory Proteins use Cell Cycle Proteins | 
              | Cell-Derived Microparticles | 
              | Cell-Free System | 
              | Cell-in-Cell Formation | 
              | Cell-Matrix Adherens Junctions use Focal Adhesions | 
              | Cell-Matrix Adhesions use Cell-Matrix Junctions | 
              | Cell-Matrix Junctions | 
              | Cell-Mediated Immunity use Immunity, Cellular | 
              | Cell-Mediated Lympholytic Cells use T-Lymphocytes, Cytotoxic | 
              | Cell-Membrane Coated Pits use Coated Pits, Cell-Membrane | 
              | Cell-Penetrating Peptides | 
              | Cell-to-Cell Interaction use Cell Communication | 
              | Cellis audibertiana use Celtis occidentalis | 
              | Cellobiases use beta-Glucosidase | 
              | Cellobiose | 
              | Cellophane | 
              | Cells | 
              | Cells, Cultured | 
              | Cells, Immobilized | 
              | Cellubrevin use Vesicle-Associated Membrane Protein 3 | 
              | Cellular Apoptosis Susceptibility Protein | 
              | Cellular Blue Nevus use Nevus, Blue | 
              | Cellular Inclusions use Inclusion Bodies | 
              | Cellular Mechanotransduction use Mechanotransduction, Cellular | 
              | Cellular Microenvironment | 
              | Cellular Neurobiology use Neurobiology | 
              | Cellular Phone use Cell Phones | 
              | Cellular Proliferation use Cell Proliferation | 
              | Cellular Proto-Oncogene Proteins use Proto-Oncogene Proteins | 
              | Cellular Reprogramming | 
              | Cellular Respiration use Cell Respiration | 
              | Cellular Structures | 
              | Cellulase | 
              | Cellulases | 
              | Cellulitis | 
              | Cellulitis, Orbital use Orbital Cellulitis | 
              | Cellulitis, Pelvic use Parametritis | 
              | Cellulomonas | 
              | Cellulose | 
              | Cellulose 1,4-beta-Cellobiosidase | 
              | Cellulose, Oxidized | 
              | Cellulosic Acid use Cellulose, Oxidized | 
              | Cellulosomes | 
              | Cellvibrio | 
              | Cellvibrio gilvus use Cellvibrio | 
              | Cellvibrio mixtus use Cellvibrio | 
              | CELO Virus use Fowl adenovirus A | 
              | Celosia | 
              | CELSS use Ecological Systems, Closed | 
              | Celtis use Ulmaceae | 
              | Celtis occidentalis | 
              | Cement Industry | 
              | Cementation | 
              | Cementoblasts use Dental Cementum | 
              | Cementoenamel Junction use Tooth Cervix | 
              | Cementogenesis | 
              | Cementoma | 
              | Cementoplasty | 
              | Cementum use Dental Cementum | 
              | Cemeteries | 
              | Cemetery Sanitation | 
              | Cenchris contortrix | 
              | Cenchrus | 
              | Census | 
              | Census Data | 
              | Censuses | 
              | Centaurea | 
              | Centaurea tagana | 
              | Centaurium | 
              | Centchroman | 
              | Centella | 
              | Centella asiatica use Hydrocotyle asiatica (Homeopathy) | 
              | Centenarians use Aged, 80 and over | 
              | Centers for Disease Control (U.S.) use Centers for Disease Control and Prevention (U.S.) | 
              | Centers for Disease Control and Prevention (U.S.) | 
              | Centers for Health Planning use Health Planning Organizations | 
              | Centers for Medicare and Medicaid Services use Centers for Medicare and Medicaid Services (U.S.) | 
              | Centers for Medicare and Medicaid Services (U.S.) | 
              | Centers of Beauty and Aesthetics use Beauty and Aesthetics Centers | 
              | Centers of Connivance and Leisure | 
              | Centesimal use Centesimal Scale | 
              | Centesimal Dilution use Centesimal Scale | 
              | Centesimal Scale | 
              | Centesimal Scale of Hahnemann use Centesimal Scale | 
              | Central African Republic | 
              | Central America | 
              | Central Amygdala Nucleus use Central Amygdaloid Nucleus | 
              | Central Amygdaloid Nucleus | 
              | Central Auditory Diseases use Auditory Diseases, Central | 
              | Central Autonomic Nervous System Diseases use Autonomic Nervous System Diseases | 
              | Central Cord Syndrome | 
              | Central Core Myopathy use Myopathy, Central Core | 
              | Central Dorsal Thalamic Nucleus use Intralaminar Thalamic Nuclei | 
              | Central Hearing Loss use Hearing Loss, Central | 
              | Central Italian Asp use Vipera redi | 
              | Central Lateral Thalamic Nucleus use Intralaminar Thalamic Nuclei | 
              | Central Medial Thalamic Nucleus use Intralaminar Thalamic Nuclei | 
              | Central Nervous System | 
              | Central Nervous System Agents | 
              | Central Nervous System AIDS Arteritis use AIDS Arteritis, Central Nervous System | 
              | Central Nervous System Bacterial Infections | 
              | Central Nervous System Cysticercosis use Neurocysticercosis | 
              | Central Nervous System Cysts | 
              | Central Nervous System Demyelinating Diseases, Hereditary use Hereditary Central Nervous System Demyelinating Diseases | 
              | Central Nervous System Depressants | 
              | Central Nervous System Diseases | 
              | Central Nervous System Fungal Infections | 
              | Central Nervous System Helminthiasis | 
              | Central Nervous System Inborn Metabolic Diseases use Brain Diseases, Metabolic, Inborn | 
              | Central Nervous System Infections | 
              | Central Nervous System Lupus Vasculitis use Lupus Vasculitis, Central Nervous System | 
              | Central Nervous System Lyme Disease use Lyme Neuroborreliosis | 
              | Central Nervous System Metabolic Disorders use Brain Diseases, Metabolic | 
              | Central Nervous System Neoplasms | 
              | Central Nervous System Parasitic Infections | 
              | Central Nervous System Protozoal Infections | 
              | Central Nervous System Sensitization | 
              | Central Nervous System Stimulants | 
              | Central Nervous System Vascular Malformations | 
              | Central Nervous System Vasculitis use Vasculitis, Central Nervous System | 
              | Central Nervous System Venous Angioma | 
              | Central Nervous System Viral Diseases | 
              | Central Obesity use Obesity, Abdominal | 
              | Central Pattern Generator Neurons use Central Pattern Generators | 
              | Central Pattern Generators | 
              | Central Pontine Myelinolysis use Myelinolysis, Central Pontine | 
              | Central Retinal Artery use Retinal Artery | 
              | Central Retinal Artery Occlusion use Retinal Artery Occlusion | 
              | Central Retinal Edema, Cystoid use Macular Edema | 
              | Central Retinal Vein use Retinal Vein | 
              | Central Sensitization use Central Nervous System Sensitization | 
              | Central Serous Chorioretinopathy | 
              | Central Sleep Apnea use Sleep Apnea, Central | 
              | Central Supply, Hospital | 
              | Central Tolerance | 
              | Central Venous Catheterization use Catheterization, Central Venous | 
              | Central Venous Catheters | 
              | Central Venous Pressure | 
              | Centralized Hospital Services | 
              | Centrally Acting Muscle Relaxants use Muscle Relaxants, Central | 
              | Centranthus use Valerianaceae | 
              | Centres of Beauty and Aesthetics use Beauty and Aesthetics Centers | 
              | Centric Relation | 
              | Centrifugal Pumps | 
              | Centrifugation | 
              | Centrifugation, Density Gradient | 
              | Centrifugation, Isopycnic | 
              | Centrifugation, Zonal | 
              | Centrifuges | 
              | Centrioles | 
              | Centromedian Thalamic Nucleus use Intralaminar Thalamic Nuclei | 
              | Centromere | 
              | Centromere Protein B | 
              | Centronuclear Myopathy use Myopathies, Structural, Congenital | 
              | Centrophenoxine use Meclofenoxate | 
              | Centrosome | 
              | Century Plant use Agave | 
              | Cenuriasis use Cestode Infections | 
              | Cepa vulgaris use Allium cepa (Homeopathy) | 
              | Cephacetrile | 
              | Cephaelis | 
              | Cephaelis ipecacuanha use Ipecacuanha | 
              | Cephalanthus occidentalis | 
              | Cephalexin | 
              | Cephalgia use Headache | 
              | Cephalgia Syndromes use Headache Disorders | 
              | Cephalgia, Vascular use Vascular Headaches | 
              | Cephalin-Kaolin Coagulation Time use Partial Thromboplastin Time | 
              | Cephalins use Phosphatidylethanolamines | 
              | Cephalochordata | 
              | Cephaloglycin | 
              | Cephalometry | 
              | Cephalopelvic Disproportion | 
              | Cephalopelvic Proportion use Pelvimetry | 
              | Cephalopelvimetry use Pelvimetry | 
              | Cephalopoda | 
              | Cephalorhynchus use Dolphins | 
              | Cephaloridine | 
              | Cephalosporin Resistance | 
              | Cephalosporinase | 
              | Cephalosporins | 
              | Cephalosporium use Acremonium | 
              | Cephalotaxine Alkaloids use Harringtonines | 
              | Cephalotaxus | 
              | Cephalotaxus Alkaloids use Harringtonines | 
              | Cephalothin | 
              | Cephamycins | 
              | Cephapirin | 
              | Cephazolin use Cefazolin | 
              | Cephradine | 
              | CEPIS use Pan American Center for Sanitary Engineering and Environmental Sciences | 
              | Ceramics | 
              | Ceramics Industry | 
              | Ceramidases | 
              | Ceramide Trihexosidase use Galactosylgalactosylglucosylceramidase | 
              | Ceramide Trihexosides use Trihexosylceramides | 
              | Ceramides | 
              | Cerastes use Viperidae | 
              | Cerastoderma use Cardiidae | 
              | Cerasus virginiana use Prunus virginiana | 
              | Ceratitis capitata | 
              | Ceratodon use Bryopsida | 
              | Ceratonia use Fabaceae | 
              | Ceratopogonidae | 
              | Cerbera use Apocynaceae | 
              | Cerbera tanghin use Tanghinia venenifera | 
              | Cercaria | 
              | Cerclage of Cervix use Cerclage, Cervical | 
              | Cerclage of Uterine Cervix use Cerclage, Cervical | 
              | Cerclage, Cervical | 
              | Cercocarpus use Rosaceae | 
              | Cercocebus | 
              | Cercocebus atys | 
              | Cercopithecidae | 
              | Cercopithecinae | 
              | Cercopithecine herpesvirus 1 use Herpesvirus 1, Cercopithecine | 
              | Cercopithecine herpesvirus 16 use Simplexvirus | 
              | Cercopithecus | 
              | Cercopithecus aethiops | 
              | Cercopithecus pygerythrus use Cercopithecus aethiops | 
              | Cercopithecus sabeus use Cercopithecus aethiops | 
              | Cercopithecus tantalus use Cercopithecus aethiops | 
              | Cercozoa | 
              | Cerea Flexibilitas use Catalepsy | 
              | Cereals | 
              | Cerebellar Ataxia | 
              | Cerebellar Ataxia, Early Onset use Spinocerebellar Degenerations | 
              | Cerebellar Ataxia, Late Onset use Spinocerebellar Degenerations | 
              | Cerebellar Cancer use Cerebellar Neoplasms | 
              | Cerebellar Cortex | 
              | Cerebellar Degeneration, Paraneoplastic use Paraneoplastic Cerebellar Degeneration | 
              | Cerebellar Degenerations, Primary use Spinocerebellar Degenerations | 
              | Cerebellar Diseases | 
              | Cerebellar Dysfunction use Cerebellar Diseases | 
              | Cerebellar Dysmetria use Cerebellar Ataxia | 
              | Cerebellar Dyssynergia use Myoclonic Cerebellar Dyssynergia | 
              | Cerebellar Gait use Gait Ataxia | 
              | Cerebellar Hemorrhage, Traumatic use Brain Hemorrhage, Traumatic | 
              | Cerebellar Mossy Fibers use Nerve Fibers | 
              | Cerebellar Neoplasms | 
              | Cerebellar Nuclei | 
              | Cerebellar Vermis | 
              | Cerebellar White Matter use White Matter | 
              | Cerebellopontile Angle use Cerebellopontine Angle | 
              | Cerebellopontine Angle | 
              | Cerebelloretinal Angiomatosis, Familial use von Hippel-Lindau Disease | 
              | Cerebellum | 
              | Cerebellum Diseases use Cerebellar Diseases | 
              | Cerebral Amyloid Angiopathy | 
              | Cerebral Amyloid Angiopathy, Familial | 
              | Cerebral Aneurysm use Intracranial Aneurysm | 
              | Cerebral Angiitis use Vasculitis, Central Nervous System | 
              | Cerebral Angiography | 
              | Cerebral Anoxia use Hypoxia, Brain | 
              | Cerebral Anoxia-Ischemia use Hypoxia-Ischemia, Brain | 
              | Cerebral Aqueduct | 
              | Cerebral Arterial Circle use Circle of Willis | 
              | Cerebral Arterial Diseases | 
              | Cerebral Arteries | 
              | Cerebral Arteriosclerosis use Intracranial Arteriosclerosis | 
              | Cerebral Artery Diseases use Cerebral Arterial Diseases | 
              | Cerebral Artery, Anterior use Anterior Cerebral Artery | 
              | Cerebral Artery, Middle use Middle Cerebral Artery | 
              | Cerebral Artery, Posterior use Posterior Cerebral Artery | 
              | Cerebral Cavernous Hemangioma use Hemangioma, Cavernous, Central Nervous System | 
              | Cerebral Concussion use Brain Concussion | 
              | Cerebral Cortex | 
              | Cerebral Crus | 
              | Cerebral Decortication | 
              | Cerebral Dominance use Dominance, Cerebral | 
              | Cerebral Edema use Brain Edema | 
              | Cerebral Embolism use Intracranial Embolism | 
              | Cerebral Embolism and Thrombosis use Intracranial Embolism and Thrombosis | 
              | Cerebral Helminthiasis use Central Nervous System Helminthiasis | 
              | Cerebral Hematoma, Traumatic use Cerebral Hemorrhage, Traumatic | 
              | Cerebral Hemispheres, Absence, Congenital use Hydranencephaly | 
              | Cerebral Hemorrhage | 
              | Cerebral Hemorrhage, Hypertensive use Intracranial Hemorrhage, Hypertensive | 
              | Cerebral Hemorrhage, Traumatic | 
              | Cerebral Hypoxia-Ischemia use Hypoxia-Ischemia, Brain | 
              | Cerebral Infarction | 
              | Cerebral Infarction, Middle Cerebral Artery use Infarction, Middle Cerebral Artery | 
              | Cerebral Ischemia use Brain Ischemia | 
              | Cerebral Ischemia, Transient use Ischemic Attack, Transient | 
              | Cerebral Ischemia-Anoxia use Hypoxia-Ischemia, Brain | 
              | Cerebral Ischemia-Hypoxia use Hypoxia-Ischemia, Brain | 
              | Cerebral Malaria use Malaria, Cerebral | 
              | Cerebral Palsy | 
              | Cerebral Parenchymal Hemorrhage use Cerebral Hemorrhage | 
              | Cerebral Peduncle | 
              | Cerebral Peduncles use Cerebral Peduncle | 
              | Cerebral Phaeohyphomycosis | 
              | Cerebral Protozoal Infections use Central Nervous System Protozoal Infections | 
              | Cerebral Pseudosclerosis use Hepatolenticular Degeneration | 
              | Cerebral Revascularization | 
              | Cerebral Sclerosis, Diffuse use Diffuse Cerebral Sclerosis of Schilder | 
              | Cerebral Small Vessel Diseases | 
              | Cerebral Stroke use Stroke | 
              | Cerebral Thrombosis use Intracranial Thrombosis | 
              | Cerebral Toxoplasmosis use Toxoplasmosis, Cerebral | 
              | Cerebral Vasculitis use Vasculitis, Central Nervous System | 
              | Cerebral Vasospasm use Vasospasm, Intracranial | 
              | Cerebral Veins | 
              | Cerebral Venous Angioma use Central Nervous System Venous Angioma | 
              | Cerebral Ventricle Neoplasms | 
              | Cerebral Ventricles | 
              | Cerebral Ventriculitis | 
              | Cerebral Ventriculography | 
              | Cerebroatrophic Hyperammonemia use Rett Syndrome | 
              | Cerebrohepatorenal Syndrome use Zellweger Syndrome | 
              | Cerebromalacia use Encephalomalacia | 
              | Cerebromeningitis use Meningoencephalitis | 
              | Cerebromuscular Dystrophy, Fukuyama Type use Walker-Warburg Syndrome | 
              | Cerebrooculorenal Syndrome use Oculocerebrorenal Syndrome | 
              | Cerebroside Lipidosis Syndrome use Gaucher Disease | 
              | Cerebroside Sulphatase Deficiency Disease use Leukodystrophy, Metachromatic | 
              | Cerebroside-Sulfatase | 
              | Cerebrosides | 
              | Cerebrospinal Fluid | 
              | Cerebrospinal Fluid Effusion, Subdural use Subdural Effusion | 
              | Cerebrospinal Fluid Leak | 
              | Cerebrospinal Fluid Otorrhea | 
              | Cerebrospinal Fluid Pressure | 
              | Cerebrospinal Fluid Proteins | 
              | Cerebrospinal Fluid Rhinorrhea | 
              | Cerebrospinal Fluid Shunts | 
              | Cerebrospinal Otorrhea use Cerebrospinal Fluid Otorrhea | 
              | Cerebrospinal Rhinorrhea use Cerebrospinal Fluid Rhinorrhea | 
              | Cerebrovascular Accident use Stroke | 
              | Cerebrovascular Apoplexy use Stroke | 
              | Cerebrovascular Circulation | 
              | Cerebrovascular Disease, Basal Ganglia use Basal Ganglia Cerebrovascular Disease | 
              | Cerebrovascular Disorders | 
              | Cerebrovascular Moyamoya Disease use Moyamoya Disease | 
              | Cerebrovascular Trauma | 
              | Cerebrum | 
              | Ceremonial Behavior | 
              | Cereus bonplandii | 
              | Cereus serpentinus | 
              | Cerii Oxalas use Cerium Oxalicum | 
              | Ceriops use Rhizophoraceae | 
              | Ceriporiopsis use Coriolaceae | 
              | Cerium | 
              | Cerium Isotopes | 
              | Cerium Oxalicum | 
              | Cerium Radioisotopes | 
              | Cermet use Cermet Cements | 
              | Cermet Cements | 
              | Ceroid | 
              | Ceroid-Lipofuscinosis, Neuronal use Neuronal Ceroid-Lipofuscinoses | 
              | Cerrado use Grassland | 
              | Certificate of Good Distribution and Storage Practices use Good Distribution Practice Certificate | 
              | Certificate of Good Distribution Practice use Good Distribution Practice Certificate | 
              | Certificate of Good Distribution Practices use Good Distribution Practice Certificate | 
              | Certificate of Good Manufacturing Practice use Good Manufacturing Practice Certificate | 
              | Certificate of Good Manufacturing Practices use Good Manufacturing Practice Certificate | 
              | Certificate of Good Storage and Distribution Practices use Good Distribution Practice Certificate | 
              | Certificate of Need | 
              | Certification | 
              | Certification of Professionals use Certification | 
              | Cerulein use Ceruletide | 
              | Cerulenin | 
              | Ceruletide | 
              | Ceruloplasmin | 
              | Cerumen | 
              | Cerumenolytic Agents | 
              | Cervical Atlas | 
              | Cervical Caries use Root Caries | 
              | Cervical Cord | 
              | Cervical Dystonia use Torticollis | 
              | Cervical Esophagostomy use Esophagostomy | 
              | Cervical Intraepithelial Neoplasia | 
              | Cervical Length Measurement | 
              | Cervical Manipulation use Manipulation, Spinal | 
              | Cervical Pain use Neck Pain | 
              | Cervical Plexus | 
              | Cervical Plexus Block | 
              | Cervical Rib | 
              | Cervical Rib Syndrome | 
              | Cervical Ripening | 
              | Cervical Smears use Vaginal Smears | 
              | Cervical Spondylosis use Spondylosis | 
              | Cervical Tuberculous Lymphadenitis use Tuberculosis, Lymph Node | 
              | Cervical Vertebrae | 
              | Cervical-Rib-Cervical-Band Syndrome use Cervical Rib Syndrome | 
              | Cervicitis use Uterine Cervicitis | 
              | Cervico-Brachial Neuralgia use Brachial Plexus Neuritis | 
              | Cervicoplasty | 
              | Cervicothoracic Ganglion use Stellate Ganglion | 
              | Cervix Dentis use Tooth Cervix | 
              | Cervix Diseases use Uterine Cervical Diseases | 
              | Cervix Dysplasia use Uterine Cervical Dysplasia | 
              | Cervix Erosion use Uterine Cervical Erosion | 
              | Cervix Incompetence use Uterine Cervical Incompetence | 
              | Cervix Mucus | 
              | Cervix Neoplasms Prevention | 
              | Cervix Neoplasms Prevention Campaigns use Cervix Neoplasms Prevention | 
              | Cervix Neoplasms Prevention Programs use Cervix Neoplasms Prevention | 
              | Cervix Uteri | 
              | Cervus brasilicus | 
              | Cervus campestris use Cervus brasilicus | 
              | Cesarean Section | 
              | Cesarean Section, Repeat | 
              | Cesium | 
              | Cesium Isotopes | 
              | Cesium Radioisotopes | 
              | Cesspools use Septic Ditches | 
              | Cestoda | 
              | Cestode Infections | 
              | Cestrum | 
              | Cetacea | 
              | Cetirizine | 
              | Cetomacrogol | 
              | Cetonia aurata | 
              | Cetraria islandica | 
              | Cetrimonium Compounds | 
              | Cetylpyridinium | 
              | Cetyltrimethylammonium Compounds use Cetrimonium Compounds | 
              | Cevane Alkaloids use Cevanes | 
              | Cevanes | 
              | Ceylon use Sri Lanka | 
              | Ceylon Cedar use Melia azedarach | 
              | CFNI use Caribbean Public Health Agency | 
              | CFTR Protein use Cystic Fibrosis Transmembrane Conductance Regulator | 
              | cGMP-Dependent Protein Kinases use Cyclic GMP-Dependent Protein Kinases | 
              | CGRP Receptors use Receptors, Calcitonin Gene-Related Peptide | 
              | Ch'i use Qi | 
              | Ch'i Kung use Qigong | 
              | CH50 Assay use Complement Hemolytic Activity Assay | 
              | Chacma Baboon use Papio ursinus | 
              | Chad | 
              | Chaenomeles use Rosaceae | 
              | Chaetomium | 
              | Chagas Cardiomyopathy | 
              | Chagas Disease | 
              | Chai Hu use Bupleurum | 
              | Chain Reaction | 
              | Chalazion | 
              | Chalcogens | 
              | Chalcone | 
              | Chalcones | 
              | Chalones | 
              | Chamaecrista | 
              | Chamaecyparis | 
              | Chamaecyparis lawsoniana use Cupressus lawsoniana | 
              | Chamaedrys | 
              | Chamaelirium luteum use Helonias dioica | 
              | Chamaemelum | 
              | Chamaemelum nobile use Anthemis nobilis (Homeopathy) | 
              | Chamaesyce hirta use Euphorbia pilulifera | 
              | Chamaesyce polycarpa use Euphorbia polycarpa | 
              | Chamaesyce prostrata use Euphorbia prostata | 
              | Chambers | 
              | Chamois use Rupicapra | 
              | Chamois, Pyrenean use Rupicapra | 
              | Chamomile | 
              | Chamomile, German use Matricaria | 
              | Chamomile, Roman use Chamaemelum | 
              | Chamomile, Scentless use Tripleurospermum | 
              | Chamomile, Stinking use Anthemis | 
              | Chamomilla | 
              | Chamomilla nobilis use Anthemis nobilis (Homeopathy) | 
              | Chamomilla recutita use Matricaria | 
              | Chamomilla romana use Anthemis nobilis (Homeopathy) | 
              | CHAMPUS use Health Benefit Plans, Employee | 
              | Chancre | 
              | Chancroid | 
              | Chandipura virus use Vesiculovirus | 
              | Change of Life use Climacteric | 
              | Change of Life, Female use Menopause | 
              | Changuinola Virus use Orbivirus | 
              | Channel Blockers, Calcium use Calcium Channel Blockers | 
              | Channel Blockers, Potassium use Potassium Channel Blockers | 
              | Channel Blockers, Sodium use Sodium Channel Blockers | 
              | Channel Catfish use Ictaluridae | 
              | Channel Catfish Virus use Ictalurivirus | 
              | Channel Islands | 
              | Channelopathies | 
              | Chaos Theory use Nonlinear Dynamics | 
              | Chaparro Amargosa use Chaparro amargoso | 
              | Chaparro amargoso | 
              | Chaperones, Molecular use Molecular Chaperones | 
              | Chaperonin 10 | 
              | Chaperonin 60 | 
              | Chaperonin Containing TCP-1 | 
              | Chaperonins | 
              | Chaplaincy Service, Hospital | 
              | Chara | 
              | Characeae | 
              | Characidae | 
              | Characiformes | 
              | Character | 
              | Characterologic Symptoms | 
              | Charadriiformes | 
              | Charcoal | 
              | Charcot's Joint use Arthropathy, Neurogenic | 
              | Charcot-Marie-Tooth Disease | 
              | Chard use Beta vulgaris | 
              | CHARGE Association use CHARGE Syndrome | 
              | Charge Nurses use Nursing, Supervisory | 
              | CHARGE Syndrome | 
              | Charges use Fees and Charges | 
              | Charities | 
              | Charon use Pluto | 
              | Charophyceae | 
              | Charophytes use Charophyceae | 
              | Chars use Trout | 
              | Charts | 
              | Charybdotoxin | 
              | Chase-Devil use Hypericum perforatum (Homeopathy) | 
              | Chaste Tree use Agnus castus | 
              | Chasteberry use Agnus castus | 
              | Chastily Tree use Agnus castus | 
              | Chaulmoogra | 
              | Check Valves | 
              | Checkerberry use Gaultheria procumbens | 
              | Checklist | 
              | Checkpoint Genes, Cell Cycle use Genes, cdc | 
              | Checkpoint Kinase 2 | 
              | Chediak-Higashi Syndrome | 
              | Cheek | 
              | Cheek Bone use Zygoma | 
              | Cheese | 
              | Cheetahs use Acinonyx | 
              | Cheilanthes use Pteridaceae | 
              | Cheilitis | 
              | Cheilitis Granulomatosa, Facial Neuropathy, Orofacial Edema use Melkersson-Rosenthal Syndrome | 
              | Cheiranthus cheiri | 
              | Cheiranthus cheirii use Cheiranthus cheiri | 
              | Cheiranthus fruticosus use Cheiranthus cheiri | 
              | Cheirogaleidae | 
              | Cheirogaleus use Cheirogaleidae | 
              | Chelating Agents | 
              | Chelation Therapy | 
              | Chelidonium | 
              | Chelidonium glaucum | 
              | Chelidonium haematodes use Chelidonium majus | 
              | Chelidonium luteum use Chelidonium majus | 
              | Chelidonium majus | 
              | Chelone alba use Chelone glabra | 
              | Chelone glabra | 
              | Chemexfoliation | 
              | Chemical Accidents | 
              | Chemical Accidents and Events | 
              | Chemical Actions and Uses | 
              | Chemical Agents use Chemical Compounds | 
              | Chemical Analysis | 
              | Chemical Clarification | 
              | Chemical Compound Exposure | 
              | Chemical Compounds | 
              | Chemical Concepts use Chemical Phenomena | 
              | Chemical Contamination | 
              | Chemical Engineering | 
              | Chemical Evolution use Evolution, Chemical | 
              | Chemical Face Peeling use Chemexfoliation | 
              | Chemical Fire | 
              | Chemical Fractionation | 
              | Chemical Hazard Release | 
              | Chemical Idiosyncrasy use Idiosyncrasy | 
              | Chemical Industry | 
              | Chemical Latrines use Latrines (Environmental Health) | 
              | Chemical Leavening Agents use Baking Powder | 
              | Chemical Models use Models, Chemical | 
              | Chemical Oceanography | 
              | Chemical Oxidation | 
              | Chemical Oxygen Demand | 
              | Chemical Phenomena | 
              | Chemical Pollutants | 
              | Chemical Pollutants in Foods use Food Pollutants, Chemical | 
              | Chemical Precipitation | 
              | Chemical Process use Chemical Processes | 
              | Chemical Processes | 
              | Chemical Products use Chemical Compounds | 
              | Chemical Products and Drugs use Chemical Compounds | 
              | Chemical Products and Medicines use Chemical Compounds | 
              | Chemical Properties | 
              | Chemical Reactions | 
              | Chemical Risks use Chemical Contamination | 
              | Chemical Safety | 
              | Chemical Shift Imaging use Magnetic Resonance Imaging | 
              | Chemical Sources | 
              | Chemical Substances use Chemical Compounds | 
              | Chemical Terrorism | 
              | Chemical Treatment use Chemical Processes | 
              | Chemical Vaccines use Vaccines, Synthetic | 
              | Chemical Warfare | 
              | Chemical Warfare Agents | 
              | Chemical Waste | 
              | Chemical Waste Degradation | 
              | Chemical Waste Incineration | 
              | Chemical Waste Neutralization | 
              | Chemical Water Pollutants use Water Pollutants, Chemical | 
              | Chemical Water Pollution use Water Pollution, Chemical | 
              | Chemical-Curing of Dental Adhesives use Self-Curing of Dental Resins | 
              | Chemical-Technological Events | 
              | Chemical-Technological Factors | 
              | Chemically-Induced Disorders | 
              | Chemicals use Chemical Compounds | 
              | Chemicals and Drugs use Chemical Compounds | 
              | Chemiosmotic Mechanisms use Proton-Motive Force | 
              | Chemistry | 
              | Chemistry Techniques, Analytical | 
              | Chemistry Techniques, Combinatorial use Combinatorial Chemistry Techniques | 
              | Chemistry Techniques, Synthetic | 
              | Chemistry Tests, Clinical use Clinical Chemistry Tests | 
              | Chemistry, Agricultural | 
              | Chemistry, Analytic | 
              | Chemistry, Bioinorganic | 
              | Chemistry, Clinical | 
              | Chemistry, Inorganic | 
              | Chemistry, Organic | 
              | Chemistry, Pharmaceutical | 
              | Chemistry, Physical | 
              | Chemke Syndrome use Walker-Warburg Syndrome | 
              | Chemoautotrophic Growth | 
              | Chemodectoma use Paraganglioma, Extra-Adrenal | 
              | Chemoembolization, Therapeutic | 
              | Chemokine (C-X3-C Motif) Ligand 1 use Chemokine CX3CL1 | 
              | Chemokine CCL1 | 
              | Chemokine CCL11 | 
              | Chemokine CCL17 | 
              | Chemokine CCL19 | 
              | Chemokine CCL2 | 
              | Chemokine CCL20 | 
              | Chemokine CCL21 | 
              | Chemokine CCL22 | 
              | Chemokine CCL24 | 
              | Chemokine CCL27 | 
              | Chemokine CCL3 | 
              | Chemokine CCL3L1 use Chemokine CCL3 | 
              | Chemokine CCL3L2 use Chemokine CCL3 | 
              | Chemokine CCL3L3 use Chemokine CCL3 | 
              | Chemokine CCL4 | 
              | Chemokine CCL4L1 use Chemokine CCL4 | 
              | Chemokine CCL4L2 use Chemokine CCL4 | 
              | Chemokine CCL5 | 
              | Chemokine CCL7 | 
              | Chemokine CCL8 | 
              | Chemokine CX3CL1 | 
              | Chemokine CXCL1 | 
              | Chemokine CXCL10 | 
              | Chemokine CXCL11 | 
              | Chemokine CXCL12 | 
              | Chemokine CXCL13 | 
              | Chemokine CXCL2 | 
              | Chemokine CXCL4 use Platelet Factor 4 | 
              | Chemokine CXCL5 | 
              | Chemokine CXCL6 | 
              | Chemokine CXCL8 use Interleukin-8 | 
              | Chemokine CXCL9 | 
              | Chemokine Receptors use Receptors, Chemokine | 
              | Chemokines | 
              | Chemokines, C | 
              | Chemokines, CC | 
              | Chemokines, CX3C | 
              | Chemokines, CXC | 
              | Chemolysis, Intervertebral Disk use Intervertebral Disc Chemolysis | 
              | Chemonucleolysis use Intervertebral Disc Chemolysis | 
              | Chemoprevention | 
              | Chemoprophylaxis use Chemoprevention | 
              | Chemoradiotherapy | 
              | Chemoradiotherapy, Adjuvant | 
              | Chemoreceptor Cells | 
              | Chemosterilants | 
              | Chemosympathectomy use Sympathectomy, Chemical | 
              | Chemotactic Cytokines use Chemokines | 
              | Chemotactic Factor, Macrophage-Derived use Interleukin-8 | 
              | Chemotactic Factor, Neutrophil, Monocyte-Derived use Interleukin-8 | 
              | Chemotactic Factors | 
              | Chemotactic Factors, Eosinophil | 
              | Chemotactic Peptide Receptor use Receptors, Formyl Peptide | 
              | Chemotaxins use Chemotactic Factors | 
              | Chemotaxis | 
              | Chemotaxis, Leukocyte | 
              | Chemotherapy use Drug Therapy | 
              | Chemotherapy Protocols, Antineoplastic use Antineoplastic Combined Chemotherapy Protocols | 
              | Chemotherapy, Adjuvant | 
              | Chemotherapy, Cancer, Regional Perfusion | 
              | Chemotherapy-Induced Febrile Neutropenia | 
              | Chenic Acid use Chenodeoxycholic Acid | 
              | Chenodeoxycholate use Chenodeoxycholic Acid | 
              | Chenodeoxycholic Acid | 
              | Chenodeoxycholylglycine use Glycochenodeoxycholic Acid | 
              | Chenodeoxycholyltaurine use Taurochenodeoxycholic Acid | 
              | Chenodiol use Chenodeoxycholic Acid | 
              | Chenopodiaceae | 
              | Chenopodii glauci Aphis use Aphis Chenopodii Glauci | 
              | Chenopodii glaucum Aphis use Aphis Chenopodii Glauci | 
              | Chenopodium | 
              | Chenopodium album | 
              | Chenopodium ambrosioides | 
              | Chenopodium anthelminticum | 
              | Chenopodium Aphid use Aphis Chenopodii Glauci | 
              | Chenopodium quinoa | 
              | Chenopodium vulvaria | 
              | Cherimoya use Annona | 
              | Chernobyl Nuclear Accident | 
              | Chernobyl Nuclear Reactor use Chernobyl Nuclear Accident | 
              | Cherry use Prunus | 
              | Cherry Red Spot Myoclonus Syndrome use Mucolipidoses | 
              | Cherry, Acerola use Malpighiaceae | 
              | Cherry-Pie use Heliotropinum peruvianum | 
              | Cherubism | 
              | Chest use Thorax | 
              | Chest Injuries use Thoracic Injuries | 
              | Chest Pain | 
              | Chest Tubes | 
              | Chest Wall use Thoracic Wall | 
              | Chest Wall Oscillation | 
              | Chestnut, Horse use Aesculus | 
              | Chestnut, Water use Eleocharis | 
              | Chewing use Mastication | 
              | Chewing Gum | 
              | Chewing Tobacco use Tobacco, Smokeless | 
              | Cheyne-Stokes Respiration | 
              | Chi-Square Distribution | 
              | Chi-Square Test use Chi-Square Distribution | 
              | Chiari's Syndrome use Budd-Chiari Syndrome | 
              | Chiari-Frommel Syndrome | 
              | Chiasma Opticum use Optic Chiasm | 
              | Chicago | 
              | Chicanos use Mexican Americans | 
              | Chick Embryo | 
              | Chick syncytial virus use Reticuloendotheliosis Viruses, Avian | 
              | Chicken Anemia Agent use Chicken anemia virus | 
              | Chicken anemia virus | 
              | Chicken astrovirus use Avastrovirus | 
              | Chicken Infectious Anemia Virus use Chicken anemia virus | 
              | Chicken Ovalbumin Upstream Promoter-Transcription Factor I use COUP Transcription Factor I | 
              | Chicken Sarcoma Virus B77 use Avian Sarcoma Viruses | 
              | Chicken Tumor 1 Virus use Avian Sarcoma Viruses | 
              | Chicken-Toes use Corallorhiza odontorhiza | 
              | Chickenpox | 
              | Chickenpox Vaccine | 
              | Chickenpox Virus use Herpesvirus 3, Human | 
              | Chickens | 
              | Chickenwort use Stellaria media | 
              | Chickpea use Cicer | 
              | Chickweed use Stellaria | 
              | Chicory | 
              | Chief Cells, Gastric | 
              | Chief Executive Officers, Hospital | 
              | Chigger Flower use Asclepias tuberosa | 
              | Chiggerflower use Asclepias tuberosa | 
              | Chiggers use Trombiculidae | 
              | Chih Ya use Acupressure | 
              | Chikungunya Fever | 
              | Chikungunya virus | 
              | Chilaiditi Syndrome | 
              | Chilaiditi's Syndrome use Chilaiditi Syndrome | 
              | Chilblains | 
              | Child | 
              | Child Abuse | 
              | Child Abuse, Adult Survivors use Adult Survivors of Child Abuse | 
              | Child Abuse, Sexual | 
              | Child Advocacy | 
              | Child Behavior | 
              | Child Behavior Disorders | 
              | Child Care | 
              | Child Custody | 
              | Child Day Care Centers | 
              | Child Development | 
              | Child Development Deviations use Developmental Disabilities | 
              | Child Development Disorders use Developmental Disabilities | 
              | Child Development Disorders, Pervasive | 
              | Child Development Disorders, Specific use Developmental Disabilities | 
              | Child Guidance | 
              | Child Guidance Clinics | 
              | Child Health | 
              | Child Health (Public Health) use Child Health | 
              | Child Health Services | 
              | Child Labor | 
              | Child Language | 
              | Child Malnutrition use Child Nutrition Disorders | 
              | Child Mental Disorders use Mental Disorders Diagnosed in Childhood | 
              | Child Molestation, Sexual use Child Abuse, Sexual | 
              | Child Mortality | 
              | Child Mortality by Geographic Zone use Infant Mortality | 
              | Child Neglect use Child Abuse | 
              | Child Nutrition | 
              | Child Nutrition Disorders | 
              | Child Nutrition Physiology use Child Nutritional Physiological Phenomena | 
              | Child Nutrition Sciences | 
              | Child Nutritional Physiological Phenomena | 
              | Child Nutritional Physiology Phenomena use Child Nutritional Physiological Phenomena | 
              | Child of Impaired Parents | 
              | Child Psychiatry | 
              | Child Psychology use Psychology, Child | 
              | Child Reactive Disorders | 
              | Child Rearing | 
              | Child Restraint Systems | 
              | Child Welfare | 
              | Child, Abandoned | 
              | Child, Disabled use Disabled Children | 
              | Child, Exceptional | 
              | Child, Gifted | 
              | Child, Hospitalized | 
              | Child, Institutionalized | 
              | Child, Orphaned | 
              | Child, Preschool | 
              | Child, Unwanted | 
              | Childbirth use Parturition | 
              | Childbirth at Home use Home Childbirth | 
              | Childhood Ataxia with Diffuse Central Nervous System Hypomyelination use Leukoencephalopathies | 
              | Childhood Eating and Feeding Disorders use Feeding and Eating Disorders of Childhood | 
              | Childhood Obesity use Pediatric Obesity | 
              | Childhood Schizophrenia use Schizophrenia, Childhood | 
              | Childhood Torsion Disease use Dystonia Musculorum Deformans | 
              | Children of Impaired Parents use Child of Impaired Parents | 
              | Children Rights use Child Advocacy | 
              | Children with Disabilities use Disabled Children | 
              | Children, Adult use Adult Children | 
              | Children, Disabled use Disabled Children | 
              | Chile | 
              | Chili Pepper use Capsicum | 
              | Chilli Pepper use Capsicum | 
              | Chills | 
              | Chimaerin Proteins use Chimerin Proteins | 
              | Chimaphila maculata | 
              | Chimaphila umbellata | 
              | Chimera | 
              | Chimera, Radiation use Radiation Chimera | 
              | Chimera, Transplantation use Transplantation Chimera | 
              | Chimeric Toxins use Immunotoxins | 
              | Chimerin 1 | 
              | Chimerin Proteins | 
              | Chimerism | 
              | Chimneys use Industrial Chimneys | 
              | Chimpanzee use Pan troglodytes | 
              | Chimpanzee Coryza Agent use Respiratory Syncytial Viruses | 
              | Chimpanzee foamy virus use Simian foamy virus | 
              | Chimpanzee foamy virus human isolate use Simian foamy virus | 
              | Chimpanzee Retroviruses use Retroviruses, Simian | 
              | Chimpanzee, Pygmy use Pan paniscus | 
              | Chin | 
              | China | 
              | China boliviana | 
              | China officinalis | 
              | China regia use China officinalis | 
              | China-Sumac use Ailanthus | 
              | Chinaberry use Melia azedarach | 
              | Chinaberry Tree use Melia azedarach | 
              | Chincap, Orthodontic use Extraoral Traction Appliances | 
              | Chinchilla | 
              | Chinchona Bark use China officinalis | 
              | Chinese Americans use Asian Americans | 
              | Chinese Herbal Drugs use Drugs, Chinese Herbal | 
              | Chinese Lantern use Physalis alkekengi | 
              | Chinese Leaves use Beta vulgaris (Homeopathy) | 
              | Chinese Licorice use Glycyrrhiza uralensis | 
              | Chinese Medicine, Traditional use Medicine, Chinese Traditional | 
              | Chinese Rhubarb use Rheum palmatum | 
              | Chinese River Dolphin use Dolphins | 
              | Chinese Sumach use Ailanthus altissima | 
              | Chinese Visible Human Project use Visible Human Projects | 
              | Chinese Water Chestnut use Eleocharis | 
              | Ching Lo use Meridians | 
              | Chinidinum Hydrochloricum | 
              | Chinini monosulphas use Chininum Sulphuricum | 
              | Chininum Arsenicosum | 
              | Chininum hydrochloricum use Chininum Muriaticum | 
              | Chininum Muriaticum | 
              | Chininum Sulphuricum | 
              | Chininum Valerianicum | 
              | Chiococca use Rubiaceae | 
              | Chiococca alba use Cahinca racemosa | 
              | Chiococca brachiata use Cahinca racemosa | 
              | Chiococca racemosa use Cahinca racemosa | 
              | Chionanthus latifolia use Chionanthus virginica | 
              | Chionanthus virginica | 
              | Chip Electrochromatography use Capillary Electrochromatography | 
              | Chipmunks use Sciuridae | 
              | Chironex use Cubozoa | 
              | Chironex Venoms use Cnidarian Venoms | 
              | Chironomidae | 
              | Chironomus use Chironomidae | 
              | Chiropody use Podiatry | 
              | Chiropotes use Pitheciidae | 
              | Chiropractic | 
              | Chiropractic Adjustment use Manipulation, Chiropractic | 
              | Chiroptera | 
              | Chitin | 
              | Chitin Synthase | 
              | Chitin-UDP Acetylglucosaminyltransferase use Chitin Synthase | 
              | Chitinase | 
              | Chitons use Polyplacophora | 
              | Chitosan | 
              | Chittoor virus use Bunyamwera virus | 
              | Chive | 
              | Chlamydia | 
              | Chlamydia Infections | 
              | Chlamydia muridarum | 
              | Chlamydia pneumoniae use Chlamydophila pneumoniae | 
              | Chlamydia psittaci use Chlamydophila psittaci | 
              | Chlamydia trachomatis | 
              | Chlamydiaceae | 
              | Chlamydiaceae Infections | 
              | Chlamydial Pneumonia | 
              | Chlamydiales | 
              | Chlamydomonadales use Volvocida | 
              | Chlamydomonas | 
              | Chlamydomonas reinhardtii | 
              | Chlamydophila | 
              | Chlamydophila Infections | 
              | Chlamydophila pneumoniae | 
              | Chlamydophila psittaci | 
              | Chlamys use Pectinidae | 
              | Chloasma use Melanosis | 
              | Chloracne | 
              | Chloral Hydrate | 
              | Chloralose | 
              | Chloralum use Chloralum Hydratum | 
              | Chloralum Hydratum | 
              | Chlorambucil | 
              | Chloramines | 
              | Chloramiphene use Clomiphene | 
              | Chloramphenicol | 
              | Chloramphenicol Acetyltransferase use Chloramphenicol O-Acetyltransferase | 
              | Chloramphenicol O-Acetyltransferase | 
              | Chloramphenicol Resistance | 
              | Chloramphenicolum | 
              | Chloranil | 
              | Chlorates | 
              | Chlorazepate use Clorazepate Dipotassium | 
              | Chlorbutol use Chlorobutanol | 
              | Chlorchinaldol use Chlorquinaldol | 
              | Chlordan | 
              | Chlordecone | 
              | Chlordiazepoxide | 
              | Chlordimeform use Chlorphenamidine | 
              | Chlorella | 
              | Chlorella vulgaris | 
              | Chlorethazine use Mechlorethamine | 
              | Chloretum Hydrargyricum use Mercurius Corrosivus | 
              | Chlorfenvinphos | 
              | Chlorguanid use Proguanil | 
              | Chlorhexidine | 
              | Chlorhydrins use Chlorohydrins | 
              | Chloride Channel Agonists | 
              | Chloride Channels | 
              | Chloride Peroxidase | 
              | Chloride-Bicarbonate Antiporters | 
              | Chlorides | 
              | Chlorimipramine use Clomipramine | 
              | Chlorinated Compounds use Chlorine Compounds | 
              | Chlorinated Hydrocarbons use Hydrocarbons, Chlorinated | 
              | Chlorinated Pesticides use Insecticides, Organochlorine | 
              | Chlorinated Polyvinyl Pipes use PVC Pipes | 
              | Chlorinated Steroids use Steroids, Chlorinated | 
              | Chlorination use Halogenation | 
              | Chlorination (Environmental Health) | 
              | Chlorinators | 
              | Chlorine | 
              | Chlorine Anhydride use Chlorine Dioxide | 
              | Chlorine Compounds | 
              | Chlorine Demand | 
              | Chlorine Dioxide | 
              | Chlorinum use Chlorum | 
              | Chloriridovirus use Iridoviridae | 
              | Chlorisondamine | 
              | Chlormadinone Acetate | 
              | Chlormequat | 
              | Chlormerodrin | 
              | Chlormeroprin use Chlormerodrin | 
              | Chlormethazanone use Chlormezanone | 
              | Chlormethiazole | 
              | Chlormethine use Mechlorethamine | 
              | Chlormezanone | 
              | Chloroacetates | 
              | Chlorobenzenes | 
              | Chlorobenzoates | 
              | Chlorobi | 
              | Chlorobiaceae use Chlorobi | 
              | Chlorobium | 
              | Chlorobutanol | 
              | Chlorodinitrobenzene use Dinitrochlorobenzene | 
              | Chlorodiphenyl (54% Chlorine) | 
              | Chloroethane use Ethyl Chloride | 
              | Chloroethylene use Vinyl Chloride | 
              | Chloroethylene Polymer use Polyvinyl Chloride | 
              | Chloroflexaceae use Chloroflexi | 
              | Chloroflexi | 
              | Chloroflexus | 
              | Chlorofluorocarbons | 
              | Chlorofluorocarbons, Ethane | 
              | Chlorofluorocarbons, Methane | 
              | Chloroform | 
              | Chloroformium | 
              | Chlorogenic Acid | 
              | Chloroguanide use Proguanil | 
              | Chlorohydrins | 
              | Chloroiodoquine use Clioquinol | 
              | Chloroma use Sarcoma, Myeloid | 
              | Chloromercuribenzoates | 
              | Chloromercurinitrophenols | 
              | Chloromercuriphenylsulfonate use 4-Chloromercuribenzenesulfonate | 
              | Chloromethyl Ether use Bis(Chloromethyl) Ether | 
              | Chloromycetinum use Chloramphenicolum | 
              | Chloronitrobenzoxadiazole use 4-Chloro-7-nitrobenzofurazan | 
              | Chloroperoxidase use Chloride Peroxidase | 
              | Chlorophenols | 
              | Chlorophenyl GABA use Baclofen | 
              | Chlorophenyltosylamidobutanone use Tosylphenylalanyl Chloromethyl Ketone | 
              | Chlorophos use Trichlorfon | 
              | Chlorophyll | 
              | Chlorophyll Binding Proteins | 
              | Chlorophyllides | 
              | Chlorophyta | 
              | Chloroplast ATPase use Chloroplast Proton-Translocating ATPases | 
              | Chloroplast Coupling Factor use Chloroplast Proton-Translocating ATPases | 
              | Chloroplast DNA use DNA, Chloroplast | 
              | Chloroplast Proteins | 
              | Chloroplast Proton-Translocating ATPases | 
              | Chloroplast RNA use RNA, Chloroplast | 
              | Chloroplast Thioredoxins | 
              | Chloroplasts | 
              | Chloroprene | 
              | Chloroprene Polymer use Neoprene | 
              | Chloroquine | 
              | Chloroquinolinols | 
              | Chlorosis use Anemia, Hypochromic | 
              | Chlorothiazide | 
              | Chlorotosylamidoaminoheptanone use Tosyllysine Chloromethyl Ketone | 
              | Chlorotrianisene | 
              | Chloroxacillin use Cloxacillin | 
              | Chlorphenamidine | 
              | Chlorphenamine use Chlorpheniramine | 
              | Chlorphenesin | 
              | Chlorpheniramine | 
              | Chlorphentermine | 
              | Chlorphthalidolone use Chlorthalidone | 
              | Chlorpromazine | 
              | Chlorpromazinum | 
              | Chlorpropamide | 
              | Chlorpropham | 
              | Chlorprophenpyridamine use Chlorpheniramine | 
              | Chlorprothixene | 
              | Chlorpyrifos | 
              | Chlorquinaldol | 
              | Chlortetracycline | 
              | Chlorthalidone | 
              | Chlorum | 
              | Chloruretum Sodicum use Natrium Muriaticum | 
              | Chloruretum Zincicum use Zincum Muriaticum | 
              | Chlorzoxazone | 
              | CHO Cells | 
              | Choanal Atresia | 
              | Choanoflagellata | 
              | Chocolate use Cacao | 
              | Choice Behavior | 
              | Choice of Health Care Provider Laws use Patient Freedom of Choice Laws | 
              | Chokecherry Tree use Prunus | 
              | Choked Disk use Papilledema | 
              | Choking use Airway Obstruction | 
              | Cholagogues and Choleretics | 
              | Cholalic Acids use Cholic Acids | 
              | Cholanes | 
              | Cholangiocarcinoma | 
              | Cholangiocellular Carcinoma use Cholangiocarcinoma | 
              | Cholangiography | 
              | Cholangioma use Adenoma, Bile Duct | 
              | Cholangiopancreatography, Endoscopic Retrograde | 
              | Cholangiopancreatography, Magnetic Resonance | 
              | Cholangitis | 
              | Cholangitis, Chronic Nonsuppurative Destructive use Liver Cirrhosis, Biliary | 
              | Cholangitis, Sclerosing | 
              | Cholas terrapina | 
              | Cholate use Cholates | 
              | Cholates | 
              | Cholecalciferol | 
              | Cholecalciferol Receptors use Receptors, Calcitriol | 
              | Cholecystectomy | 
              | Cholecystectomy, Celioscopic use Cholecystectomy, Laparoscopic | 
              | Cholecystectomy, Laparoscopic | 
              | Cholecystitis | 
              | Cholecystitis, Acalculous use Acalculous Cholecystitis | 
              | Cholecystitis, Acute | 
              | Cholecystitis, Emphysematous use Emphysematous Cholecystitis | 
              | Cholecystography | 
              | Cholecystokinin | 
              | Cholecystokinin A Receptor use Receptor, Cholecystokinin A | 
              | Cholecystokinin Octapeptide use Sincalide | 
              | Cholecystokinin Octapeptide Receptors use Receptors, Cholecystokinin | 
              | Cholecystokinin Receptors use Receptors, Cholecystokinin | 
              | Cholecystokinin-Tetrapeptide use Tetragastrin | 
              | Cholecystolithiasis | 
              | Cholecystostomy | 
              | Choledochal Cyst | 
              | Choledochal Cyst, Type I use Choledochal Cyst | 
              | Choledochoduodenostomy use Choledochostomy | 
              | Choledochojejunostomy use Choledochostomy | 
              | Choledocholithiasis | 
              | Choledochostomy | 
              | Choledochus use Common Bile Duct | 
              | Cholelithiasis | 
              | Cholelithiasis, Common Bile Duct use Choledocholithiasis | 
              | Cholenes | 
              | Cholera | 
              | Cholera Infantum use Gastrointestinal Diseases | 
              | Cholera Morbus | 
              | Cholera Toxin | 
              | Cholera Toxin Protomer A use Cholera Toxin | 
              | Cholera Toxin Protomer B use Cholera Toxin | 
              | Cholera Vaccines | 
              | Cholera, Summer use Cholera Morbus | 
              | Choleragen use Cholera Toxin | 
              | Choleragenoid use Cholera Toxin | 
              | Choleretics use Cholagogues and Choleretics | 
              | Cholestadienes | 
              | Cholestadienols | 
              | Cholestanes | 
              | Cholestanetriol 26-Monooxygenase | 
              | Cholestanol | 
              | Cholestanols | 
              | Cholestanones | 
              | Cholestasis | 
              | Cholestasis, Extrahepatic | 
              | Cholestasis, Intrahepatic | 
              | Cholesteatoma | 
              | Cholesteatoma, Middle Ear | 
              | Cholestenes | 
              | Cholestenone 5 alpha-Reductase | 
              | Cholestenones | 
              | Cholesterinum | 
              | Cholesterol | 
              | Cholesterol 7-alpha-Hydroxylase | 
              | Cholesterol Acyltransferase use Sterol O-Acyltransferase | 
              | Cholesterol Desmolase use Cholesterol Side-Chain Cleavage Enzyme | 
              | Cholesterol Embolism use Embolism, Cholesterol | 
              | Cholesterol Ester Storage Disease | 
              | Cholesterol Ester Transfer Proteins | 
              | Cholesterol Esterase use Sterol Esterase | 
              | Cholesterol Esters | 
              | Cholesterol Inhibitors use Anticholesteremic Agents | 
              | Cholesterol Monooxygenase (Side-Chain-Cleaving) use Cholesterol Side-Chain Cleavage Enzyme | 
              | Cholesterol Oxidase | 
              | Cholesterol Side-Chain Cleavage Enzyme | 
              | Cholesterol, Dietary | 
              | Cholesterol, HDL | 
              | Cholesterol, LDL | 
              | Cholesterol, VLDL | 
              | Cholesteroleum use Cholesterinum | 
              | Cholestyramine use Cholestyramine Resin | 
              | Cholestyramine Resin | 
              | Cholic Acid | 
              | Cholic Acids | 
              | Choline | 
              | Choline Acetylase use Choline O-Acetyltransferase | 
              | Choline Acetyltransferase use Choline O-Acetyltransferase | 
              | Choline Chloride Dihydrogen Phosphate use Phosphorylcholine | 
              | Choline Deficiency | 
              | Choline Dehydrogenase | 
              | Choline Glycerophosphate use Glycerylphosphorylcholine | 
              | Choline Kinase | 
              | Choline O-Acetyltransferase | 
              | Choline Phosphate Chloride use Phosphorylcholine | 
              | Choline Phosphoglycerides use Phosphatidylcholines | 
              | Choline-Phosphate Cytidylyltransferase | 
              | Cholinephosphotransferase use Diacylglycerol Cholinephosphotransferase | 
              | Cholinergic Agents | 
              | Cholinergic Agonists | 
              | Cholinergic Agonists, Muscarinic use Muscarinic Agonists | 
              | Cholinergic Agonists, Nicotinic use Nicotinic Agonists | 
              | Cholinergic Antagonists | 
              | Cholinergic Fibers | 
              | Cholinergic Neurons | 
              | Cholinergic Receptors use Receptors, Cholinergic | 
              | Cholinergic-Blocking Agents use Cholinergic Antagonists | 
              | Cholinesterase Inhibitors | 
              | Cholinesterase Reactivators | 
              | Cholinesterases | 
              | Cholinoceptive Sites use Receptors, Cholinergic | 
              | Cholinoceptors use Receptors, Cholinergic | 
              | Cholinolytics use Cholinergic Antagonists | 
              | Cholinomimetics use Cholinergic Agents | 
              | Cholinum | 
              | Cholla Cactus use Opuntia | 
              | Cholylglycine use Glycocholic Acid | 
              | Cholyltaurine use Taurocholic Acid | 
              | Chondodendron tomentosum use Pareira brava | 
              | Chondritis, Costal use Tietze's Syndrome | 
              | Chondro-4-Sulfatase | 
              | Chondroblastoma | 
              | Chondroblasts use Chondrocytes | 
              | Chondrocalcinosis | 
              | Chondrocytes | 
              | Chondrodysplasia Punctata | 
              | Chondrodysplasia Punctata, Rhizomelic | 
              | Chondrodysplasia, Hereditary Deforming use Exostoses, Multiple Hereditary | 
              | Chondrodystrophia Calcificans Congenita use Chondrodysplasia Punctata | 
              | Chondroectodermal Dysplasia use Ellis-Van Creveld Syndrome | 
              | Chondrogenesis | 
              | Chondroitin | 
              | Chondroitin 4-Sulfate use Chondroitin Sulfates | 
              | Chondroitin 6-Sulfate use Chondroitin Sulfates | 
              | Chondroitin ABC Lyase | 
              | Chondroitin AC Lyase use Chondroitin Lyases | 
              | Chondroitin B Lyase use Chondroitin Lyases | 
              | Chondroitin Eliminase use Chondroitin Lyases | 
              | Chondroitin Lyases | 
              | Chondroitin Sulfate A use Chondroitin Sulfates | 
              | Chondroitin Sulfate B use Dermatan Sulfate | 
              | Chondroitin Sulfate C use Chondroitin Sulfates | 
              | Chondroitin Sulfate Lyase use Chondroitin Lyases | 
              | Chondroitin Sulfate Proteoglycans | 
              | Chondroitin Sulfates | 
              | Chondroitinase ABC use Chondroitin ABC Lyase | 
              | Chondroitinases and Chondroitin Lyases | 
              | Chondroitinsulfatases | 
              | Chondroma | 
              | Chondromalacia use Cartilage Diseases | 
              | Chondromalacia of Bronchi use Bronchomalacia | 
              | Chondromalacia of Larynx use Laryngomalacia | 
              | Chondromalacia of Trachea use Tracheomalacia | 
              | Chondromalacia of Trachea and Bronchi use Tracheobronchomalacia | 
              | Chondromalacia Patellae | 
              | Chondromatosis | 
              | Chondromatosis, Synovial | 
              | Chondrosarcoma | 
              | Chondrosarcoma, Mesenchymal | 
              | Chondrosteoma use Osteochondroma | 
              | Chondrus | 
              | Chonemorpha use Apocynaceae | 
              | Chorda Tympani Nerve | 
              | Chordae Tendineae | 
              | Chordata | 
              | Chordata, Nonvertebrate | 
              | Chordates use Chordata | 
              | Chordoma | 
              | Chordopoxvirinae | 
              | Chordotomy use Cordotomy | 
              | Chorea | 
              | Chorea Gravidarum | 
              | Chorea, Pregnancy-Induced use Chorea Gravidarum | 
              | Choreatic Disorders use Chorea | 
              | Choreiform Movement use Chorea | 
              | Choreoacanthocytosis use Neuroacanthocytosis | 
              | Choreoathetosis Self-Mutilation Hyperuricemia Syndrome use Lesch-Nyhan Syndrome | 
              | Choreoathetosis, Pregnancy-Associated use Chorea Gravidarum | 
              | Chorioadenoma use Hydatidiform Mole, Invasive | 
              | Chorioallantoic Membrane | 
              | Chorioamnionitis | 
              | Chorioangioma use Hemangioma | 
              | Choriocarcinoma | 
              | Choriocarcinoma, Non-gestational | 
              | Choriomammotropin use Placental Lactogen | 
              | Chorion | 
              | Chorionic Gonadotropin | 
              | Chorionic Gonadotropin Receptors use Receptors, LH | 
              | Chorionic Gonadotropin, beta Subunit, Human | 
              | Chorionic Gonadotropin, Human use Chorionic Gonadotropin | 
              | Chorionic Somatomammotropin, Human use Placental Lactogen | 
              | Chorionic Villi | 
              | Chorionic Villi Sampling | 
              | Chorioptes use Psoroptidae | 
              | Chorioretinitis | 
              | Chorismate Mutase | 
              | Chorismate Mutase-Prephenate Dehydratase use Prephenate Dehydratase | 
              | Chorismate Mutase-Prephenate Dehydrogenase use Prephenate Dehydrogenase | 
              | Chorismate Pyruvatemutase use Chorismate Mutase | 
              | Chorismic Acid | 
              | Choristoma | 
              | Chornobyl Nuclear Accident use Chernobyl Nuclear Accident | 
              | Choroid | 
              | Choroid Diseases | 
              | Choroid Hemorrhage | 
              | Choroid Neoplasms | 
              | Choroid Plexus | 
              | Choroid Plexus Neoplasms | 
              | Choroid Plexus Papilloma use Papilloma, Choroid Plexus | 
              | Choroid Plexus Tumors use Choroid Plexus Neoplasms | 
              | Choroidal Neovascularization | 
              | Choroideremia | 
              | Choroiditis | 
              | CHRC use Caribbean Public Health Agency | 
              | Christ-Siemens-Touraine Syndrome use Ectodermal Dysplasia 1, Anhidrotic | 
              | Christian Science | 
              | Christianity | 
              | Christmas Disease use Hemophilia B | 
              | Christmas Factor use Factor IX | 
              | Christmas Orchid use Dipodium punctatum | 
              | Christmas Rose use Helleborus | 
              | Chromaffin Cells | 
              | Chromaffin Granules | 
              | Chromaffin System | 
              | Chromans | 
              | Chromates | 
              | Chromatiaceae | 
              | Chromatids | 
              | Chromatin | 
              | Chromatin Assembly and Disassembly | 
              | Chromatin Assembly Factor-1 | 
              | Chromatin Immunoprecipitation | 
              | Chromatin Remodeling use Chromatin Assembly and Disassembly | 
              | Chromatin, Sex use Sex Chromatin | 
              | Chromatium | 
              | Chromatography | 
              | Chromatography, Affinity | 
              | Chromatography, Agarose | 
              | Chromatography, Bioaffinity use Chromatography, Affinity | 
              | Chromatography, Countercurrent use Countercurrent Distribution | 
              | Chromatography, DEAE-Cellulose | 
              | Chromatography, Exclusion use Chromatography, Gel | 
              | Chromatography, Gas | 
              | Chromatography, Gas-Liquid use Chromatography, Gas | 
              | Chromatography, Gas-Liquid-Mass Spectrometry use Gas Chromatography-Mass Spectrometry | 
              | Chromatography, Gas-Mass Spectrometry use Gas Chromatography-Mass Spectrometry | 
              | Chromatography, Gel | 
              | Chromatography, Gel Permeation use Chromatography, Gel | 
              | Chromatography, High Performance Liquid use Chromatography, High Pressure Liquid | 
              | Chromatography, High Pressure Liquid | 
              | Chromatography, High Speed Liquid use Chromatography, High Pressure Liquid | 
              | Chromatography, Ion Exchange | 
              | Chromatography, Liquid | 
              | Chromatography, Liquid, High Pressure use Chromatography, High Pressure Liquid | 
              | Chromatography, Micellar Electrokinetic Capillary | 
              | Chromatography, Molecular Sieve use Chromatography, Gel | 
              | Chromatography, Paper | 
              | Chromatography, Reverse-Phase | 
              | Chromatography, Reversed-Phase Liquid use Chromatography, Reverse-Phase | 
              | Chromatography, Sepharose use Chromatography, Agarose | 
              | Chromatography, Supercritical Fluid | 
              | Chromatography, Thin Layer | 
              | Chromatophores | 
              | Chromatophores, Bacterial use Bacterial Chromatophores | 
              | Chromenes use Benzopyrans | 
              | Chromic Acid use Chromium Acidum | 
              | Chromium | 
              | Chromium Acidum | 
              | Chromium Alloys | 
              | Chromium Compounds | 
              | Chromium Isotopes | 
              | Chromium Metallicum | 
              | Chromium Oxydatum | 
              | Chromium Radioisotopes | 
              | Chromium Sulphuricum | 
              | Chromium-Cobalt Alloys use Chromium Alloys | 
              | Chromium-Nickel Alloys use Chromium Alloys | 
              | Chromobacterium | 
              | Chromoblastomycosis | 
              | Chromogenic Compounds | 
              | Chromogenic Substrates use Chromogenic Compounds | 
              | Chromogranin A | 
              | Chromogranin B | 
              | Chromogranin C use Secretogranin II | 
              | Chromogranins | 
              | Chromohalobacter | 
              | Chromolaena | 
              | Chromomycin A3 | 
              | Chromomycins | 
              | Chromomycosis use Chromoblastomycosis | 
              | Chromonar | 
              | Chromones | 
              | Chromophore-Assisted Light Inactivation | 
              | Chromoplasts use Plastids | 
              | Chromosomal Colinearity use Synteny | 
              | Chromosomal Instability | 
              | Chromosomal Position Effects | 
              | Chromosomal Probes use DNA Probes | 
              | Chromosomal Proteins, Non-Histone | 
              | Chromosomal Puffs | 
              | Chromosomal RNA use RNA, Nuclear | 
              | Chromosomal Translocation use Translocation, Genetic | 
              | Chromosome 1 use Chromosomes, Human, Pair 1 | 
              | Chromosome 10 use Chromosomes, Human, Pair 10 | 
              | Chromosome 11 use Chromosomes, Human, Pair 11 | 
              | Chromosome 12 use Chromosomes, Human, Pair 12 | 
              | Chromosome 13 use Chromosomes, Human, Pair 13 | 
              | Chromosome 14 use Chromosomes, Human, Pair 14 | 
              | Chromosome 15 use Chromosomes, Human, Pair 15 | 
              | Chromosome 16 use Chromosomes, Human, Pair 16 | 
              | Chromosome 17 use Chromosomes, Human, Pair 17 | 
              | Chromosome 18 use Chromosomes, Human, Pair 18 | 
              | Chromosome 19 use Chromosomes, Human, Pair 19 | 
              | Chromosome 2 use Chromosomes, Human, Pair 2 | 
              | Chromosome 20 use Chromosomes, Human, Pair 20 | 
              | Chromosome 21 use Chromosomes, Human, Pair 21 | 
              | Chromosome 22 use Chromosomes, Human, Pair 22 | 
              | Chromosome 3 use Chromosomes, Human, Pair 3 | 
              | Chromosome 4 use Chromosomes, Human, Pair 4 | 
              | Chromosome 5 use Chromosomes, Human, Pair 5 | 
              | Chromosome 5p- Syndrome use Cri-du-Chat Syndrome | 
              | Chromosome 6 use Chromosomes, Human, Pair 6 | 
              | Chromosome 7 use Chromosomes, Human, Pair 7 | 
              | Chromosome 8 use Chromosomes, Human, Pair 8 | 
              | Chromosome 9 use Chromosomes, Human, Pair 9 | 
              | Chromosome Aberrations | 
              | Chromosome Abnormality Disorders use Chromosome Disorders | 
              | Chromosome Banding | 
              | Chromosome Breakage | 
              | Chromosome Breakpoint use Chromosome Breakpoints | 
              | Chromosome Breakpoints | 
              | Chromosome Deletion | 
              | Chromosome Disorders | 
              | Chromosome Duplication | 
              | Chromosome Fragile Sites | 
              | Chromosome Fragility | 
              | Chromosome Inversion | 
              | Chromosome Mapping | 
              | Chromosome Mapping, Physical use Physical Chromosome Mapping | 
              | Chromosome Markers use Genetic Markers | 
              | Chromosome Painting | 
              | Chromosome Pairing | 
              | Chromosome Positioning | 
              | Chromosome Segregation | 
              | Chromosome Structures | 
              | Chromosome Walking | 
              | Chromosomes | 
              | Chromosomes A use Chromosomes, Human, 1-3 | 
              | Chromosomes B use Chromosomes, Human, 4-5 | 
              | Chromosomes C use Chromosomes, Human, 6-12 and X | 
              | Chromosomes D use Chromosomes, Human, 13-15 | 
              | Chromosomes E use Chromosomes, Human, 16-18 | 
              | Chromosomes F use Chromosomes, Human, 19-20 | 
              | Chromosomes G use Chromosomes, Human, 21-22 and Y | 
              | Chromosomes, Archaeal | 
              | Chromosomes, Artificial | 
              | Chromosomes, Artificial, Bacterial | 
              | Chromosomes, Artificial, Human | 
              | Chromosomes, Artificial, Mammalian | 
              | Chromosomes, Artificial, P1 Bacteriophage | 
              | Chromosomes, Artificial, Yeast | 
              | Chromosomes, Bacterial | 
              | Chromosomes, Fungal | 
              | Chromosomes, Human | 
              | Chromosomes, Human, 1-3 | 
              | Chromosomes, Human, 13-15 | 
              | Chromosomes, Human, 16-18 | 
              | Chromosomes, Human, 19-20 | 
              | Chromosomes, Human, 21-22 and Y | 
              | Chromosomes, Human, 4-5 | 
              | Chromosomes, Human, 6-12 and X | 
              | Chromosomes, Human, Pair 1 | 
              | Chromosomes, Human, Pair 10 | 
              | Chromosomes, Human, Pair 11 | 
              | Chromosomes, Human, Pair 12 | 
              | Chromosomes, Human, Pair 13 | 
              | Chromosomes, Human, Pair 14 | 
              | Chromosomes, Human, Pair 15 | 
              | Chromosomes, Human, Pair 16 | 
              | Chromosomes, Human, Pair 17 | 
              | Chromosomes, Human, Pair 18 | 
              | Chromosomes, Human, Pair 19 | 
              | Chromosomes, Human, Pair 2 | 
              | Chromosomes, Human, Pair 20 | 
              | Chromosomes, Human, Pair 21 | 
              | Chromosomes, Human, Pair 22 | 
              | Chromosomes, Human, Pair 3 | 
              | Chromosomes, Human, Pair 4 | 
              | Chromosomes, Human, Pair 5 | 
              | Chromosomes, Human, Pair 6 | 
              | Chromosomes, Human, Pair 7 | 
              | Chromosomes, Human, Pair 8 | 
              | Chromosomes, Human, Pair 9 | 
              | Chromosomes, Human, X | 
              | Chromosomes, Human, Y | 
              | Chromosomes, Insect | 
              | Chromosomes, Mammalian | 
              | Chromosomes, Mammalian Artificial use Chromosomes, Artificial, Mammalian | 
              | Chromosomes, P1 Bacteriophage Artificial use Chromosomes, Artificial, P1 Bacteriophage | 
              | Chromosomes, Plant | 
              | Chromosomes, Ring use Ring Chromosomes | 
              | Chromotherapy use Color Therapy | 
              | Chronaxie use Chronaxy | 
              | Chronaxy | 
              | Chronic Airflow Obstruction use Pulmonary Disease, Chronic Obstructive | 
              | Chronic Alcoholic Hepatitis use Hepatitis, Alcoholic | 
              | Chronic Delta Hepatitis use Hepatitis D, Chronic | 
              | Chronic Disease | 
              | Chronic Drug-Induced Liver Injury use Drug-Induced Liver Injury, Chronic | 
              | Chronic Fatigue Syndrome use Fatigue Syndrome, Chronic | 
              | Chronic Headache use Headache Disorders | 
              | Chronic Hepatitis use Hepatitis, Chronic | 
              | Chronic Hepatitis B use Hepatitis B, Chronic | 
              | Chronic Hepatitis C use Hepatitis C, Chronic | 
              | Chronic Hepatitis D use Hepatitis D, Chronic | 
              | Chronic Illness use Chronic Disease | 
              | Chronic Infantile Neurological, Cutaneous, and Articular Syndrome use Cryopyrin-Associated Periodic Syndromes | 
              | Chronic Kidney Disease use Renal Insufficiency, Chronic | 
              | Chronic Kidney Diseases use Renal Insufficiency, Chronic | 
              | Chronic Kidney Insufficiencies use Renal Insufficiency, Chronic | 
              | Chronic Kidney Insufficiency use Renal Insufficiency, Chronic | 
              | Chronic Limitation of Activity use Activities of Daily Living | 
              | Chronic Lymphocytic Leukemia use Leukemia, Lymphocytic, Chronic, B-Cell | 
              | Chronic Myeloid Leukemia, Atypical use Leukemia, Myeloid, Chronic, Atypical, BCR-ABL Negative | 
              | Chronic Necrotizing Pulmonary Aspergillosis use Invasive Pulmonary Aspergillosis | 
              | Chronic Obstructive Airway Disease use Pulmonary Disease, Chronic Obstructive | 
              | Chronic Obstructive Lung Disease use Pulmonary Disease, Chronic Obstructive | 
              | Chronic Obstructive Pulmonary Disease use Pulmonary Disease, Chronic Obstructive | 
              | Chronic Pain | 
              | Chronic Periodontitis | 
              | Chronic Plantar Fasciitis use Fasciitis, Plantar | 
              | Chronic Progressive Multiple Sclerosis use Multiple Sclerosis, Chronic Progressive | 
              | Chronic Renal Disease use Renal Insufficiency, Chronic | 
              | Chronic Renal Diseases use Renal Insufficiency, Chronic | 
              | Chronic Renal Insufficiencies use Renal Insufficiency, Chronic | 
              | Chronic Renal Insufficiency use Renal Insufficiency, Chronic | 
              | Chronic Stable Angina use Angina, Stable | 
              | Chronic Toxicity | 
              | Chronic Toxicity Tests use Toxicity Tests, Chronic | 
              | Chronic Wasting Disease use Wasting Disease, Chronic | 
              | Chronobiology Discipline | 
              | Chronobiology Disorders | 
              | Chronobiology Phenomena | 
              | Chronology | 
              | Chronology as Topic | 
              | Chronotherapy | 
              | Chronotropism, Cardiac use Heart Rate | 
              | Chrysanthemum | 
              | Chrysanthemum cinerariifolium | 
              | Chrysanthemum coccineum use Pyrethrum roseum | 
              | Chrysanthemum leucanthemum | 
              | Chrysanthemum parthenium use Tanacetum parthenium | 
              | Chrysaora fuscescens use Scyphozoa | 
              | Chrysaora quinquecirrha use Sea Nettle, East Coast | 
              | Chrysarobinum | 
              | Chrysenes | 
              | Chryseobacterium | 
              | Chryseobacterium meningosepticum use Chryseobacterium | 
              | Chryseomonas use Pseudomonas | 
              | Chrysobalanaceae | 
              | Chrysomela septempunctata use Coccinella septempunctata | 
              | Chrysophanicum Acidum | 
              | Chrysophyceae use Chrysophyta | 
              | Chrysophyta | 
              | Chrysospermins use Peptaibols | 
              | Chrysosporium | 
              | Chrysotile use Asbestos, Serpentine | 
              | Chrysotropic Acid use Scopoletin | 
              | ChTX use Charybdotoxin | 
              | Chub use Cyprinidae | 
              | Chung I Hsueh use Medicine, Chinese Traditional | 
              | Church of Jesus Christ of Latter-day Saints | 
              | Church Steeples use Agrimonia eupatoria | 
              | Churg-Strauss Syndrome | 
              | Chuzan virus use Palyam Virus | 
              | Chyle | 
              | Chylomicron Remnants | 
              | Chylomicrons | 
              | Chylopericardium use Pericardial Effusion | 
              | Chyloperitoneum use Chylous Ascites | 
              | Chylothorax | 
              | Chylous Ascites | 
              | Chylous Peritonitis use Chylous Ascites | 
              | Chymases | 
              | Chymopapain | 
              | Chymosin | 
              | Chymotrypsin | 
              | Chymotrypsinogen | 
              | Chytridiomycota | 
              | Cialit | 
              | Cicadas use Hemiptera | 
              | Cicadelloidea use Hemiptera | 
              | Cicadoidea use Hemiptera | 
              | Cicatrix | 
              | Cicatrix, Hypertrophic | 
              | Cicer | 
              | Cicer arietinum | 
              | Cicer physodes use Cicer arietinum | 
              | Cichlid Fish use Cichlids | 
              | Cichlids | 
              | Cichorium byzantinum use Cichorium intybus (Homeopathy) | 
              | Cichorium intybus use Chicory | 
              | Cichorium intybus (Homeopathy) | 
              | Ciclacillin use Cyclacillin | 
              | Cicuta | 
              | Cicuta maculata | 
              | Cicuta major use Cicuta | 
              | Cicuta virosa use Cicuta | 
              | Cicuta Virosa (Homeopathy) | 
              | CIDA use Canadian International Development Agency | 
              | CIDP use Polyradiculoneuropathy, Chronic Inflammatory Demyelinating | 
              | Cigarettes use Tobacco Products | 
              | Cigars use Tobacco Products | 
              | Ciguatera use Ciguatera Poisoning | 
              | Ciguatera Poisoning | 
              | Ciguatoxin use Ciguatoxins | 
              | Ciguatoxins | 
              | Cilantro use Coriandrum | 
              | Cilastatin | 
              | Cilazapril | 
              | Cilia | 
              | Ciliary Arteries | 
              | Ciliary Body | 
              | Ciliary Dyskinesia use Ciliary Motility Disorders | 
              | Ciliary Dyskinesia, Primary use Kartagener Syndrome | 
              | Ciliary Motility Disorders | 
              | Ciliary Neuralgia use Cluster Headache | 
              | Ciliary Neurotrophic Factor | 
              | Ciliary Neurotrophic Factor Receptor use Receptor, Ciliary Neurotrophic Factor | 
              | Ciliary Neurotrophic Factor Receptor alpha Subunit | 
              | Ciliata use Ciliophora | 
              | Ciliatine use Aminoethylphosphonic Acid | 
              | Ciliophora | 
              | Ciliophora Infections | 
              | Ciloprost use Iloprost | 
              | Cimetidine | 
              | Cimex use Bedbugs | 
              | Cimex lectularius | 
              | Cimicidae | 
              | Cimicifuga | 
              | Cimicifuga racemosa | 
              | Cimifuga racemosa use Cimicifuga racemosa | 
              | Cina maritima | 
              | Cinanserin | 
              | CINCA Syndrome use Cryopyrin-Associated Periodic Syndromes | 
              | Cincain use Dibucaine | 
              | Cinchocaine use Dibucaine | 
              | Cinchona | 
              | Cinchona Alkaloids | 
              | Cinchona boliviana use China boliviana | 
              | Cinchona calisaya use China boliviana | 
              | Cinchona officinalis use China officinalis | 
              | Cinchona succirubra use China officinalis | 
              | Cinchoniae sulphas use Cinchoninum Sulphuricum | 
              | Cinchoninum Sulphuricum | 
              | Cine Magnetic Resonance Imaging use Magnetic Resonance Imaging, Cine | 
              | Cine MRI use Magnetic Resonance Imaging, Cine | 
              | Cine-CT use Tomography, X-Ray Computed | 
              | Cineangiography | 
              | Cinefluorography use Cineradiography | 
              | Cineradiography | 
              | Cineraria maritima use Cineria maritima | 
              | Cineria maritima | 
              | Cingulate Gyrus use Gyrus Cinguli | 
              | Cinnabaris | 
              | Cinnamates | 
              | Cinnamomum | 
              | Cinnamomum aromaticum | 
              | Cinnamomum camphora | 
              | Cinnamomum zeylanicum | 
              | Cinnamon use Cinnamomum zeylanicum | 
              | Cinnarizine | 
              | Cinoxacin | 
              | Cinquefoil use Potentilla | 
              | Ciona intestinalis | 
              | CIP-KIP Cyclin-Dependent Kinase Inhibitors use Cyclin-Dependent Kinase Inhibitor Proteins | 
              | Ciprofloxacin | 
              | Circadian Clock Proteins and Peptides use Circadian Rhythm Signaling Peptides and Proteins | 
              | Circadian Clocks | 
              | Circadian Rhythm | 
              | Circadian Rhythm Disorders use Chronobiology Disorders | 
              | Circadian Rhythm Signaling Peptides and Proteins | 
              | Circadian Rhythm Sleep Disorders use Sleep Disorders, Circadian Rhythm | 
              | Circle of Willis | 
              | Circoviridae | 
              | Circoviridae Infections | 
              | Circovirus | 
              | Circovirus Infections use Circoviridae Infections | 
              | Circovirus, Porcine use Circovirus | 
              | Circuit-Based Exercise | 
              | Circular Dichroism | 
              | Circular Dichroism, Vibrational use Circular Dichroism | 
              | Circulating Neoplastic Cells use Neoplastic Cells, Circulating | 
              | Circulation, Fetoplacental use Placental Circulation | 
              | Circulation, Placental use Placental Circulation | 
              | Circulation, Uteroplacental use Placental Circulation | 
              | Circulatory and Respiratory Physiological Phenomena | 
              | Circulatory and Respiratory Physiology use Circulatory and Respiratory Physiological Phenomena | 
              | Circulatory Arrest, Deep Hypothermia Induced | 
              | Circulatory Collapse use Shock | 
              | Circulatory Failure use Shock | 
              | Circumanal Gland Neoplasms use Anal Gland Neoplasms | 
              | Circumanal Glands use Perianal Glands | 
              | Circumcision, Female | 
              | Circumcision, Male | 
              | Circumscribed Lobar Atrophy of the Brain use Pick Disease of the Brain | 
              | Circumventricular Organs | 
              | Cirrhosis use Fibrosis | 
              | Cirrhosis, Liver use Liver Cirrhosis | 
              | Cirrocumulus | 
              | Cirrostratus | 
              | Cirrus | 
              | Cirsium | 
              | CIS Nations use Commonwealth of Independent States | 
              | Cis Test use Genetic Complementation Test | 
              | cis-Diammine(cyclobutanedicarboxylato)platinum II use Carboplatin | 
              | cis-Diamminedichloroplatinum(II) use Cisplatin | 
              | cis-Dichlorodiammineplatinum(II) use Cisplatin | 
              | Cis-Trans Test use Genetic Complementation Test | 
              | cis-trans-Isomerases | 
              | Cisapride | 
              | Cisplatin | 
              | Cissampelos | 
              | Cissus | 
              | Cistaceae | 
              | Cistanche | 
              | Cisterna Chyli use Thoracic Duct | 
              | Cisterna Magna | 
              | Cisternography, Myelographic use Myelography | 
              | Cisternography, Pneumoencephalographic use Pneumoencephalography | 
              | Cistus | 
              | Cistus canadensis | 
              | Citalopram | 
              | Citation Databases | 
              | Citellus use Sciuridae | 
              | Citicoline use Cytidine Diphosphate Choline | 
              | Cities | 
              | Citizen Participation | 
              | Citraconic Anhydrides | 
              | Citrate use Citric Acid | 
              | Citrate (si)-Synthase | 
              | Citrate Cleavage Enzyme use ATP Citrate (pro-S)-Lyase | 
              | Citrate Hydro-Lyase use Aconitate Hydratase | 
              | Citrate Synthase use Citrate (si)-Synthase | 
              | Citrated Calcium Cyanamide use Cyanamide | 
              | Citrates | 
              | Citric Acid | 
              | Citric Acid Cycle | 
              | Citricum Acidum | 
              | Citrillus vulgaris use Cucurbita citrullus | 
              | Citrin Fruit use Garcinia cambogia | 
              | Citrinin | 
              | Citrobacter | 
              | Citrobacter freundii | 
              | Citrobacter koseri | 
              | Citrobacter rodentium | 
              | Citron Tree use Citrus | 
              | Citronella use Cymbopogon | 
              | Citrovorum Factor use Leucovorin | 
              | Citrulline | 
              | Citrullinemia | 
              | Citrullinemia 1 use Citrullinemia | 
              | Citrullinemia Type 1 use Citrullinemia | 
              | Citrullinemia, Classic use Citrullinemia | 
              | Citrullus | 
              | Citrullus colocynthis | 
              | Citrus | 
              | Citrus aurantiifolia | 
              | Citrus aurantium | 
              | Citrus decumana | 
              | Citrus grandis use Citrus decumana | 
              | Citrus limonia use Citrus limonum | 
              | Citrus limonum | 
              | Citrus maxima use Citrus decumana | 
              | Citrus paradisi | 
              | Citrus sinensis | 
              | Citrus vulgaris use Citrus aurantium | 
              | City Government use Local Government | 
              | City Hospitals use Hospitals, Urban | 
              | City Planning | 
              | Civet Cats use Viverridae | 
              | Civet, Malagasy use Eupleridae | 
              | Civets use Viverridae | 
              | Civil Conflicts | 
              | Civil Defense | 
              | Civil Disorders | 
              | Civil Engineering | 
              | Civil Police | 
              | Civil Protection | 
              | Civil Protection Program use Civil Protection Programme | 
              | Civil Protection Programme | 
              | Civil Registration | 
              | Civil Rights | 
              | Civil Works | 
              | Civilization | 
              | Ciwujia use Acanthopanax | 
              | Cl3Fe use Ferric Chloride | 
              | Cladocera | 
              | Cladosporium | 
              | Cladosporium werneckii use Exophiala | 
              | Cladribine | 
              | Claims Review use Insurance Claim Review | 
              | Clairvoyance use Parapsychology | 
              | Clammy Cuphea use Cuphea viscosissima | 
              | Clamping use Constriction | 
              | Clamps, Surgical use Surgical Instruments | 
              | Clams use Bivalvia | 
              | Clams, Softshell use Mya | 
              | CLAP-WR use Latin American Center for Perinatology, Women and Reproductive Health | 
              | Clarifying Agent use Clarifying Agents | 
              | Clarifying Agents | 
              | Clarithromycin | 
              | Clarkia | 
              | Clasp-Knife Spasticity use Muscle Spasticity | 
              | Class I Antigens use Histocompatibility Antigens Class I | 
              | Class I Genes use Genes, MHC Class I | 
              | Class I Heparin-Binding Growth Factor use Fibroblast Growth Factor 1 | 
              | Class I Phosphatidylinositol 3-Kinases | 
              | Class Ia Phosphatidylinositol 3-Kinase | 
              | Class Ia Phosphatidylinositol 3-Kinases use Class Ia Phosphatidylinositol 3-Kinase | 
              | Class Ib Phosphatidylinositol 3-Kinase | 
              | Class Ib Phosphatidylinositol 3-Kinases use Class Ib Phosphatidylinositol 3-Kinase | 
              | Class II Antigens use Histocompatibility Antigens Class II | 
              | Class II Genes use Genes, MHC Class II | 
              | Class II Human Antigens use HLA-D Antigens | 
              | Class II Phosphatidylinositol 3-Kinases | 
              | Class III Phosphatidylinositol 3-Kinases | 
              | Class Switching use Immunoglobulin Class Switching | 
              | Classic Migraine use Migraine with Aura | 
              | Classical Article | 
              | Classical Author Books on Homeopathy | 
              | Classical Complement Pathway use Complement Pathway, Classical | 
              | Classical Lissencephalies and Subcortical Band Heterotopias | 
              | Classical Swine Fever | 
              | Classical swine fever virus | 
              | Classification | 
              | Classification and Identification by Risk Substances, Products and Materials | 
              | Classification and Identification by Toxicity | 
              | Classification and Identification by Use of Substances, Products and Materials | 
              | Classification and Identification of Substances, Products and Materials | 
              | Classification and Identification of United Nation Substances, Products and Materials | 
              | Classification of Diseases use International Classification of Diseases | 
              | Classification of Homeopathic Remedies | 
              | Classification of Medically Unexplained Symptoms in Primary Care use International Classification of Primary Care | 
              | Classification of Reasons why Persons seek Primary Care use International Classification of Primary Care | 
              | Classifications of Health use Health Classifications | 
              | Classifications on Health use Health Classifications | 
              | Clastogens use Mutagens | 
              | Clathrin | 
              | Clathrin Adaptor Protein Complex 1 use Adaptor Protein Complex 1 | 
              | Clathrin Adaptor Protein Complex 2 use Adaptor Protein Complex 2 | 
              | Clathrin Assembly Protein Complex 1 use Adaptor Protein Complex 1 | 
              | Clathrin Assembly Protein Complex 2 use Adaptor Protein Complex 2 | 
              | Clathrin Assembly Protein Complex 3 use Adaptor Protein Complex 3 | 
              | Clathrin Assembly Protein Complex alpha Subunits use Adaptor Protein Complex alpha Subunits | 
              | Clathrin Assembly Protein Complex beta Subunits use Adaptor Protein Complex beta Subunits | 
              | Clathrin Assembly Protein Complex delta Subunits use Adaptor Protein Complex delta Subunits | 
              | Clathrin Assembly Protein Complex gamma Subunits use Adaptor Protein Complex gamma Subunits | 
              | Clathrin Assembly Protein Complex mu Subunits use Adaptor Protein Complex mu Subunits | 
              | Clathrin Assembly Protein Complex sigma Subunits use Adaptor Protein Complex sigma Subunits | 
              | Clathrin Assembly Protein Subunits use Adaptor Protein Complex Subunits | 
              | Clathrin Assembly Proteins use Adaptor Proteins, Vesicular Transport | 
              | Clathrin Heavy Chains | 
              | Clathrin Light Chains | 
              | Clathrin-Coated Vesicles | 
              | Clathrotropis use Fabaceae | 
              | Claude Syndrome use Brain Stem Infarctions | 
              | Claudin-1 | 
              | Claudin-2 | 
              | Claudin-3 | 
              | Claudin-4 | 
              | Claudin-5 | 
              | Claudin4 use Claudin-4 | 
              | Claudins | 
              | Clausena | 
              | Claustrophobia use Phobic Disorders | 
              | Claustrum use Basal Ganglia | 
              | Claviceps | 
              | Claviceps purpurea use Secale Cornutum | 
              | Clavicle | 
              | Clavulanate use Clavulanic Acid | 
              | Clavulanic Acid | 
              | Clavulanic Acids | 
              | Claw use Hoof and Claw | 
              | Claw Toe use Hammer Toe Syndrome | 
              | Clawed Lobsters use Nephropidae | 
              | Clawless Otters use Otters | 
              | Clay | 
              | Clay Pipes | 
              | Clay Soils | 
              | Claytonia use Portulacaceae | 
              | Clean Production use Clean Technology | 
              | Clean Rooms use Environment, Controlled | 
              | Clean Technology | 
              | Cleansers use Sanitizing Products | 
              | Cleansers, Denture use Denture Cleansers | 
              | Cleansing Agents use Detergents | 
              | Clear-Cell Myomelanocytic Tumors use Perivascular Epithelioid Cell Neoplasms | 
              | Clear-Cell Sugar Tumors use Perivascular Epithelioid Cell Neoplasms | 
              | Cleavage and Polyadenylation Factors use mRNA Cleavage and Polyadenylation Factors | 
              | Cleavage And Polyadenylation Specificity Factor | 
              | Cleavage Stage, Ovum | 
              | Cleavage Stimulation Factor | 
              | Cleavers use Galium | 
              | Cleft Lip | 
              | Cleft Palate | 
              | Cleft Palate Prosthesis use Palatal Obturators | 
              | Cleidocranial Dysostosis use Cleidocranial Dysplasia | 
              | Cleidocranial Dysplasia | 
              | Clemastine | 
              | Clematis | 
              | Clematis erecta | 
              | Clematis recta use Clematis erecta | 
              | Clematis virginiana | 
              | Clematis vitalba | 
              | Clenbuterol | 
              | Cleome | 
              | Clerambault Syndrome use Delirium, Dementia, Amnestic, Cognitive Disorders | 
              | Clergy | 
              | Clerodendrum | 
              | Clethraceae | 
              | Clethrionomys use Arvicolinae | 
              | Clibadium use Asteraceae | 
              | Click Chemistry | 
              | Client-Centered Therapy use Nondirective Therapy | 
              | Climacteric | 
              | Climate | 
              | Climate Change | 
              | Climate Control use Air Conditioning | 
              | Climate Effects | 
              | Climatic Change use Climate Change | 
              | Climatic Changes use Climate Change | 
              | Climatic Classification | 
              | Climatic Processes | 
              | Climatic Regions use Climatic Zones | 
              | Climatic Station use Climatologic Station | 
              | Climatic Zones | 
              | Climatography | 
              | Climatologic Station | 
              | Climatological Forecast | 
              | Climatology | 
              | Climatotherapy | 
              | Climbing Nightshade use Dulcamara (Homeopathy) | 
              | Clindamycin | 
              | Clinical Alarms | 
              | Clinical Analyses use Clinical Laboratory Techniques | 
              | Clinical Analysis use Clinical Laboratory Techniques | 
              | Clinical Audit | 
              | Clinical Capillary Leak Syndrome use Capillary Leak Syndrome | 
              | Clinical Chemistry use Chemistry, Clinical | 
              | Clinical Chemistry Tests | 
              | Clinical Clerkship | 
              | Clinical Coding | 
              | Clinical Competence | 
              | Clinical Conference | 
              | Clinical Decision Support Systems use Decision Support Systems, Clinical | 
              | Clinical Diagnosis | 
              | Clinical Engineering use Biomedical Engineering | 
              | Clinical Enzyme Tests | 
              | Clinical Equivalency use Therapeutic Equivalency | 
              | Clinical Evolution | 
              | Clinical Governance | 
              | Clinical Homeopathic Symptom use Clinical Symptoms in Homeopathy | 
              | Clinical Homeopathic Symptoms use Clinical Symptoms in Homeopathy | 
              | Clinical Informatics use Medical Informatics | 
              | Clinical Investigator use Research Personnel | 
              | Clinical Investigators use Research Personnel | 
              | Clinical Laboratory Information Systems | 
              | Clinical Laboratory Services | 
              | Clinical Laboratory Techniques | 
              | Clinical Ladders use Career Mobility | 
              | Clinical Markers use Biological Markers | 
              | Clinical Medicine | 
              | Clinical Nurse Specialists use Nurse Clinicians | 
              | Clinical Nursing Research | 
              | Clinical Observation use Signs and Symptoms | 
              | Clinical Observation in Homeopathy use Clinical Symptoms in Homeopathy | 
              | Clinical Observation, Homeopathic use Clinical Symptoms in Homeopathy | 
              | Clinical Observations use Signs and Symptoms | 
              | Clinical Observations in Homeopathy use Clinical Symptoms in Homeopathy | 
              | Clinical Pathology use Pathology, Clinical | 
              | Clinical Pathways use Critical Pathways | 
              | Clinical Pharmacology use Pharmacology, Clinical | 
              | Clinical Pharmacy Information Systems | 
              | Clinical Pharmacy Service use Pharmacy Service, Hospital | 
              | Clinical Practice Nursing Research use Clinical Nursing Research | 
              | Clinical Practice Patterns use Physician's Practice Patterns | 
              | Clinical Practice Variations use Physician's Practice Patterns | 
              | Clinical Protocols | 
              | Clinical Record | 
              | Clinical Repertories | 
              | Clinical Research use Biomedical Research | 
              | Clinical Skills use Clinical Competence | 
              | Clinical Symptom, Homeopathic use Clinical Symptoms in Homeopathy | 
              | Clinical Symptoms use Signs and Symptoms | 
              | Clinical Symptoms in Homeopathy | 
              | Clinical Symptoms, Homeopathic use Clinical Symptoms in Homeopathy | 
              | Clinical Trial | 
              | Clinical Trial Overviews use Meta-Analysis as Topic | 
              | Clinical Trial, Phase I | 
              | Clinical Trial, Phase II | 
              | Clinical Trial, Phase III | 
              | Clinical Trial, Phase IV | 
              | Clinical Trials as Topic | 
              | Clinical Trials Data Monitoring Committees | 
              | Clinical Trials, Phase I use Clinical Trials, Phase I as Topic | 
              | Clinical Trials, Phase I as Topic | 
              | Clinical Trials, Phase II as Topic | 
              | Clinical Trials, Phase III as Topic | 
              | Clinical Trials, Phase IV as Topic | 
              | Clinical Trials, Randomized use Randomized Controlled Trials as Topic | 
              | Clinical-Dynamic Prognosis in Homeopathy | 
              | Clinics, Dental use Dental Clinics | 
              | Clinics, Free-Standing use Ambulatory Care Facilities | 
              | Clinorotation use Rotation | 
              | Clione | 
              | Clioquinol | 
              | Clips, Surgical use Surgical Instruments | 
              | Clips, Tantalum use Surgical Instruments | 
              | Clitoria | 
              | Clitoridectomy use Circumcision, Female | 
              | Clitoris | 
              | Clivers use Galium aparine | 
              | Clivia use Liliaceae | 
              | Clivus use Cranial Fossa, Posterior | 
              | ClO2 use Chlorine Dioxide | 
              | Cloaca | 
              | Cloacin | 
              | Clobetasol | 
              | CLOCK Proteins | 
              | Clodronate use Clodronic Acid | 
              | Clodronic Acid | 
              | Clofazimine | 
              | Clofenapate | 
              | Clofibrate | 
              | Clofibric Acid | 
              | Clofibrinic Acid use Clofibric Acid | 
              | Clogging use Obstructions (Sewerage) | 
              | Clomifene use Clomiphene | 
              | Clomiphene | 
              | Clomipramine | 
              | Clonal Abortion use Clonal Deletion | 
              | Clonal Anergy | 
              | Clonal Deletion | 
              | Clonal Evolution | 
              | Clonal Selection, Antigen-Mediated | 
              | Clonazepam | 
              | Clone Cells | 
              | Clones use Clone Cells | 
              | Clonidine | 
              | Cloning Vectors use Genetic Vectors | 
              | Cloning, Embryo use Cloning, Organism | 
              | Cloning, Human use Cloning, Organism | 
              | Cloning, Molecular | 
              | Cloning, Organism | 
              | Clonixin | 
              | Clonogenic Cell Assay use Colony-Forming Units Assay | 
              | Clonogenic Cell Assay, Tumor use Tumor Stem Cell Assay | 
              | Clonorchiasis | 
              | Clonorchis sinensis | 
              | Clopamide | 
              | Clopenthixol | 
              | Clopidol | 
              | Clopindol use Clopidol | 
              | Cloprostenol | 
              | Cloranfenicol use Chloramphenicol | 
              | Clorazepate Dipotassium | 
              | Clorgilin use Clorgyline | 
              | Clorgyline | 
              | Clorpropamid use Chlorpropamide | 
              | Closed Cohort Studies use Cohort Studies | 
              | Closed Currents | 
              | Closed Ecologic Life Support Systems use Ecological Systems, Closed | 
              | Closed Filters use Pressure Filters | 
              | Closed Water Networks | 
              | Closed-Circuit Anesthesia use Anesthesia, Closed-Circuit | 
              | Closing Volume | 
              | Closterium | 
              | Closteroviridae | 
              | Closterovirus | 
              | Clostridial Neurotoxin use Tetanus Toxin | 
              | Clostridiopeptidase A use Microbial Collagenase | 
              | Clostridium | 
              | Clostridium acetobutylicum | 
              | Clostridium beijerinckii | 
              | Clostridium bifermentans | 
              | Clostridium botulinum | 
              | Clostridium botulinum Toxins use Botulinum Toxins | 
              | Clostridium botulinum type A | 
              | Clostridium botulinum type B | 
              | Clostridium botulinum type C | 
              | Clostridium botulinum type D | 
              | Clostridium botulinum type E | 
              | Clostridium botulinum type F | 
              | Clostridium botulinum type G | 
              | Clostridium butyricum | 
              | Clostridium cellulolyticum | 
              | Clostridium cellulovorans | 
              | Clostridium chauvoei | 
              | Clostridium difficile | 
              | Clostridium Enterocolitis use Enterocolitis, Pseudomembranous | 
              | Clostridium histolyticum | 
              | Clostridium histolyticum Collagenase use Microbial Collagenase | 
              | Clostridium Infections | 
              | Clostridium kluyveri | 
              | Clostridium perfringens | 
              | Clostridium septicum | 
              | Clostridium sordellii | 
              | Clostridium sticklandii | 
              | Clostridium symbiosum | 
              | Clostridium tertium | 
              | Clostridium tetani | 
              | Clostridium tetani Toxin use Tetanus Toxin | 
              | Clostridium tetanomorphum | 
              | Clostridium thermocellum | 
              | Clostridium tyrobutyricum | 
              | Clostridium welchii use Clostridium perfringens | 
              | Clot Retraction | 
              | Clothing | 
              | Clothing Starch use Polishes (Health Surveillance) | 
              | Clothing, Protective use Protective Clothing | 
              | Clotho arictans | 
              | Clotrimazole | 
              | Cloudburst use Downpour | 
              | Clouds | 
              | Clouston's Syndrome use Ectodermal Dysplasia | 
              | Clove use Eugenia | 
              | Clove Oil | 
              | Clover use Medicago | 
              | Clover, Bush use Lespedeza | 
              | Clover, Red use Trifolium | 
              | Clover, Sweet use Melilotus | 
              | Clover, Water use Marsileaceae | 
              | Cloxacillin | 
              | Clozapine | 
              | Clubbed Fingers use Osteoarthropathy, Secondary Hypertrophic | 
              | Clubfoot | 
              | Clubmoss use Lycopodiaceae | 
              | Clumpfoot Cabbage use Ictodes foetida | 
              | Clupeine | 
              | Clusia | 
              | Clusiaceae | 
              | Cluster Analysis | 
              | Cluster Headache | 
              | Cluster Sampling | 
              | Clustered Regularly Interspaced Short Palindromic Repeats | 
              | Clusterin | 
              | Clustering use Cluster Analysis | 
              | Clutch Size | 
              | CME-Carbodiimide | 
              | CMHC use Community Mental Health Centers | 
              | CMP use Cytidine Monophosphate | 
              | CMP Acetylneuraminic Acid use Cytidine Monophosphate N-Acetylneuraminic Acid | 
              | CMP Sialate Pyrophosphorylase use N-Acylneuraminate Cytidylyltransferase | 
              | CMP Sialate Synthase use N-Acylneuraminate Cytidylyltransferase | 
              | CMP-N-Acetylneuraminic Acid Synthetase use N-Acylneuraminate Cytidylyltransferase | 
              | CMP-NANA use Cytidine Monophosphate N-Acetylneuraminic Acid | 
              | Cnestis use Connaraceae | 
              | Cnicus | 
              | Cnidaria | 
              | Cnidarian Venoms | 
              | Cnidium | 
              | Cnidoscolus use Jatropha urens | 
              | Cnidoscolus urens use Jatropha urens | 
              | CNNPA use National Food Standards Commission | 
              | CNQX use 6-Cyano-7-nitroquinoxaline-2,3-dione | 
              | CNTF use Ciliary Neurotrophic Factor | 
              | CNTF Receptor use Receptor, Ciliary Neurotrophic Factor | 
              | Co-Dependency (Psychology) use Codependency (Psychology) | 
              | Co-Dergocrine use Dihydroergotoxine | 
              | Co-Dergocrine Mesylate use Ergoloid Mesylates | 
              | Co-Disposal use Codisposal | 
              | Co-Repressor Proteins | 
              | Co-Transporters use Symporters | 
              | CO2 Lasers use Lasers, Gas | 
              | CoA use Coenzyme A | 
              | CoA-Transferases use Coenzyme A-Transferases | 
              | Coachweed use Galium aparine | 
              | COAD use Pulmonary Disease, Chronic Obstructive | 
              | Coagulant Substances (Water Treatment) use Coagulants (Water Treatment) | 
              | Coagulants | 
              | Coagulants (Water Treatment) | 
              | Coagulase | 
              | Coagulation (Water Treatment) | 
              | Coagulation Agent use Coagulation Agents | 
              | Coagulation Agents | 
              | Coagulation Agents (Water Treatment) use Coagulants (Water Treatment) | 
              | Coagulation Disorders, Inherited use Blood Coagulation Disorders, Inherited | 
              | Coagulation Factor I use Fibrinogen | 
              | Coagulation Factor II use Prothrombin | 
              | Coagulation Factor III use Thromboplastin | 
              | Coagulation Factor IV use Calcium | 
              | Coagulation Factor IX use Factor IX | 
              | Coagulation Factor IXa use Factor IXa | 
              | Coagulation Factor V use Factor V | 
              | Coagulation Factor Va use Factor Va | 
              | Coagulation Factor VII use Factor VII | 
              | Coagulation Factor VIIa use Factor VIIa | 
              | Coagulation Factor VIII use Factor VIII | 
              | Coagulation Factor VIIIa use Factor VIIIa | 
              | Coagulation Factor X use Factor X | 
              | Coagulation Factor Xa use Factor Xa | 
              | Coagulation Factor XI use Factor XI | 
              | Coagulation Factor XIa use Factor XIa | 
              | Coagulation Factor XII use Factor XII | 
              | Coagulation Factor XIIa use Factor XIIa | 
              | Coagulation Factor XIII use Factor XIII | 
              | Coagulation Factors use Blood Coagulation Factors | 
              | Coagulation Protein Disorders | 
              | Coagulation Time, Whole Blood use Whole Blood Coagulation Time | 
              | Coal | 
              | Coal Ash | 
              | Coal Electric Power Plant use Coal Electric Power Station | 
              | Coal Electric Power Station | 
              | Coal Mining | 
              | Coal Tar | 
              | Coal Worker's Pneumoconiosis use Anthracosis | 
              | Coalfish Whale use Balaenoptera | 
              | Coarse Grained Filtration use Prefiltration | 
              | Coast Guard use Military Personnel | 
              | Coastal Areas use Coasts | 
              | Coastal Lagoon | 
              | Coastal Line use Coasts | 
              | Coastal Marsh use Mangrove Swamps | 
              | Coastal Pollution | 
              | Coastal Salt Marsh use Mangrove Swamps | 
              | Coastal Streams | 
              | Coastal Water | 
              | Coastal Water Pollution use Coastal Pollution | 
              | Coastal Zones use Coasts | 
              | Coasts | 
              | Coat Protein Complex I | 
              | Coat Proteins use Capsid Proteins | 
              | Coated Materials, Biocompatible | 
              | Coated Pits, Cell-Membrane | 
              | Coated Vesicles | 
              | Coatimundis use Procyonidae | 
              | Coatings use Linings | 
              | Coatomer Protein | 
              | Coatomer-Coated Vesicles use COP-Coated Vesicles | 
              | Cobalamin use Vitamin B 12 | 
              | Cobalt | 
              | Cobalt Isotopes | 
              | Cobalt Radioisotopes | 
              | Cobalt-Chromium Alloys use Chromium Alloys | 
              | Cobaltum Metallicum | 
              | Cobaltum Nitricum | 
              | Cobamides | 
              | Cobblestone Complex use Cobblestone Lissencephaly | 
              | Cobblestone Dysplasia use Cobblestone Lissencephaly | 
              | Cobblestone Lissencephaly | 
              | Cobra Cardiotoxin use Cobra Cardiotoxin Proteins | 
              | Cobra Cardiotoxin Proteins | 
              | Cobra Neurotoxin Proteins | 
              | Cobra Neurotoxins use Cobra Neurotoxin Proteins | 
              | Cobra Venoms | 
              | Cobrotoxin use Cobra Neurotoxin Proteins | 
              | Coca | 
              | Cocaine | 
              | Cocaine Abuse use Cocaine-Related Disorders | 
              | Cocaine Addiction use Cocaine-Related Disorders | 
              | Cocaine Dependence use Cocaine-Related Disorders | 
              | Cocaine Hydrochloride use Cocainum Hydrochloricum | 
              | Cocaine-Related Disorders | 
              | Cocainum Hydrochloricum | 
              | Cocainum Muriaticum use Cocainum Hydrochloricum | 
              | Cocarboxylase use Thiamine Pyrophosphate | 
              | Cocarcinogenesis | 
              | Cocash Weed use Senecio aureus | 
              | Coccidia | 
              | Coccidioides | 
              | Coccidioides immitis use Coccidioides | 
              | Coccidioidin | 
              | Coccidioidomycosis | 
              | Coccidiosis | 
              | Coccidiostats | 
              | Coccinella septempunctata | 
              | Coccinellin use Carmine | 
              | Coccinia use Cucurbitaceae | 
              | Coccoidea use Hemiptera | 
              | Cocculus | 
              | Cocculus indicus | 
              | Coccus cacti | 
              | Coccygeal Region use Sacrococcygeal Region | 
              | Coccyx | 
              | Cochineal use Coccus cacti | 
              | Cochlea | 
              | Cochlear Aqueduct | 
              | Cochlear Diseases | 
              | Cochlear Duct | 
              | Cochlear Implantation | 
              | Cochlear Implants | 
              | Cochlear Microphonic Potentials | 
              | Cochlear Nerve | 
              | Cochlear Nerve Diseases use Vestibulocochlear Nerve Diseases | 
              | Cochlear Nucleus | 
              | Cochlear Prosthesis use Cochlear Implants | 
              | Cochlear Prosthesis Implantation use Cochlear Implantation | 
              | Cochlearia alpina use Cochlearia officinalis | 
              | Cochlearia armoracia | 
              | Cochlearia officinalis | 
              | Cochliobolus use Ascomycota | 
              | Cockatiels use Cockatoos | 
              | Cockatoos | 
              | Cockayne Syndrome | 
              | Cockayne-Pelizaeus-Merzbacher Disease use Pelizaeus-Merzbacher Disease | 
              | Cockayne-Touraine Disease use Epidermolysis Bullosa Dystrophica | 
              | Cockett Syndrome use May-Thurner Syndrome | 
              | Cocklebur use Xanthium | 
              | Cocklebur, Spiny use Xanthium | 
              | Cockles use Cardiidae | 
              | Cockroaches | 
              | Cockscomb, Common use Celosia | 
              | Cockscomb, Green use Sedum | 
              | Cocoa use Cacao | 
              | Cocoa Butter use Cacao Butter | 
              | Coconut use Cocos | 
              | Coconut Fat use Vegetable Fats | 
              | Coconut Foods use Foods Containing Coconut | 
              | Coconut Milk use Foods Containing Coconut | 
              | Coconut Oil use Palm Oil | 
              | Coconut Water use Foods Containing Coconut | 
              | Coconut-Derived Food use Foods Containing Coconut | 
              | Cocos | 
              | Cocultivation use Coculture Techniques | 
              | Coculture Techniques | 
              | COD use Chemical Oxygen Demand | 
              | Cod (Fish) use Gadus morhua | 
              | Cod Liver Oil | 
              | Code Blue use Cardiopulmonary Resuscitation | 
              | Codeine | 
              | Codeinum use Codeinum Purum | 
              | Codeinum Purum | 
              | Codependency (Psychology) | 
              | Codes | 
              | Codes of Ethics | 
              | Codfish use Gadus morhua | 
              | Codisposal | 
              | Codling use Gadus morhua | 
              | Codon | 
              | Codon, Amber Stop use Codon, Terminator | 
              | Codon, Initiator | 
              | Codon, Nonsense | 
              | Codon, Ochre Stop use Codon, Terminator | 
              | Codon, Opal Stop use Codon, Terminator | 
              | Codon, Sense use Codon | 
              | Codon, Start use Codon, Initiator | 
              | Codon, Stop use Codon, Terminator | 
              | Codon, Termination, Premature use Codon, Nonsense | 
              | Codon, Terminator | 
              | Codon, Unassigned use Codon, Nonsense | 
              | Codonopsis | 
              | Coefficient of Tide | 
              | Coeliac Plexus use Celiac Plexus | 
              | Coelomomyces | 
              | Coendou use Porcupines | 
              | Coenuriasis use Cestode Infections | 
              | Coenzyme A | 
              | Coenzyme A Ligases | 
              | Coenzyme A Synthetases use Coenzyme A Ligases | 
              | Coenzyme A-Transferases | 
              | Coenzyme I use NAD | 
              | Coenzyme II use NADP | 
              | Coenzyme M use Mesna | 
              | Coenzyme Q use Ubiquinone | 
              | Coenzymes | 
              | Coercion | 
              | Coffea | 
              | Coffea arabica use Coffea cruda | 
              | Coffea cruda | 
              | Coffea tosta | 
              | Coffee | 
              | Coffee Industry | 
              | Coffee Processing use Coffee Industry | 
              | Coffee Senna use Senna Plant | 
              | Coffeeweed use Cichorium intybus (Homeopathy) | 
              | Coffeinum | 
              | Coffin-Lowry Syndrome | 
              | Cofilin 1 | 
              | Cofilin 2 | 
              | Cofilins use Actin Depolymerizing Factors | 
              | Coformycin | 
              | Cogan Syndrome | 
              | Cognition | 
              | Cognition Disorders | 
              | Cognitive Dissonance | 
              | Cognitive Enhancers use Nootropic Agents | 
              | Cognitive Reserve | 
              | Cognitive Science | 
              | Cognitive Symptoms use Neurobehavioral Manifestations | 
              | Cognitive Therapy | 
              | Cogwheel Rigidity use Muscle Rigidity | 
              | Cohort Analysis use Cohort Studies | 
              | Cohort Effect | 
              | Cohort Studies | 
              | Cohosh, Black use Cimicifuga | 
              | Cohosh, Blue use Caulophyllum | 
              | COHRED use Council on Health Research for Development | 
              | Coiled Bodies | 
              | Coin Lesion, Pulmonary use Solitary Pulmonary Nodule | 
              | Coinfection | 
              | Coins use Numismatics | 
              | Coinsurance use Deductibles and Coinsurance | 
              | Coital Exanthema Virus, Equine use Herpesvirus 3, Equid | 
              | Coitus | 
              | Coitus Interruptus | 
              | Coix | 
              | Coke | 
              | Col Factors use Bacteriocin Plasmids | 
              | Cola | 
              | Cola acuminata use Kola | 
              | Colchicaceae use Liliaceae | 
              | Colchicine | 
              | Colchicinum | 
              | Colchicum | 
              | Colchicum autumnale | 
              | Cold use Cold Temperature | 
              | Cold Agglutinin Disease use Anemia, Hemolytic, Autoimmune | 
              | Cold Chain use Refrigeration | 
              | Cold Climate | 
              | Cold Currents | 
              | Cold Front | 
              | Cold Ischemia | 
              | Cold Shock Proteins and Peptides | 
              | Cold Sore use Herpes Labialis | 
              | Cold Temperature | 
              | Cold Therapy use Cryotherapy | 
              | Cold Zones | 
              | Cold, Common use Common Cold | 
              | Cold-Insoluble Globulins use Fibronectins | 
              | Cold-Shock Response | 
              | Colectomy | 
              | Coleogyne use Rosaceae | 
              | Coleonol use Colforsin | 
              | Coleoptera use Beetles | 
              | Coleoptile use Cotyledon | 
              | Colestipol | 
              | Colestyramine use Cholestyramine Resin | 
              | Coleus | 
              | Colforsin | 
              | Coli use Coliforms | 
              | Colibacillinum | 
              | Colibacillus use Colibacillinum | 
              | Colibri Flower use Hoitzia coccinea | 
              | Colic | 
              | Colicin Factors use Bacteriocin Plasmids | 
              | Colicines use Colicins | 
              | Colicins | 
              | Colicroot use Aletris farinosa | 
              | Colicweed use Aletris farinosa | 
              | Coliform Bacilli use Enterobacteriaceae | 
              | Coliform Bacteria use Coliforms | 
              | Coliform Group use Coliforms | 
              | Coliforms | 
              | Colimetry | 
              | Colinearity, Chromosomal use Synteny | 
              | Colinus | 
              | Colipases | 
              | Coliphage fd use Bacteriophage M13 | 
              | Coliphage lambda use Bacteriophage lambda | 
              | Coliphage M13 use Bacteriophage M13 | 
              | Coliphage MS2 use Levivirus | 
              | Coliphage mu use Bacteriophage mu | 
              | Coliphage N4 use Bacteriophage N4 | 
              | Coliphage P1 use Bacteriophage P1 | 
              | Coliphage P2 use Bacteriophage P2 | 
              | Coliphage phi X 174 use Bacteriophage phi X 174 | 
              | Coliphage Q beta use Allolevivirus | 
              | Coliphage T2 use Bacteriophage T4 | 
              | Coliphage T3 use Bacteriophage T3 | 
              | Coliphage T4 use Bacteriophage T4 | 
              | Coliphage T7 use Bacteriophage T7 | 
              | Coliphages | 
              | Coliphages T use T-Phages | 
              | Colistin | 
              | Colitis | 
              | Colitis, Amebic use Dysentery, Amebic | 
              | Colitis, Collagenous | 
              | Colitis, Granulomatous use Crohn Disease | 
              | Colitis, Ischemic | 
              | Colitis, Lymphocytic | 
              | Colitis, Microscopic | 
              | Colitis, Mucous use Irritable Bowel Syndrome | 
              | Colitis, Pseudomembranous use Enterocolitis, Pseudomembranous | 
              | Colitis, Ulcerative | 
              | Collaboration use Cooperative Behavior | 
              | Collaboration Indicator | 
              | Collaborative Working Environment use Working Environment | 
              | Collagen | 
              | Collagen Diseases | 
              | Collagen Receptors use Receptors, Collagen | 
              | Collagen Type I | 
              | Collagen Type I, alpha2 Chain use Collagen Type I | 
              | Collagen Type II | 
              | Collagen Type III | 
              | Collagen Type IV | 
              | Collagen Type IX | 
              | Collagen Type V | 
              | Collagen Type VI | 
              | Collagen Type VII | 
              | Collagen Type VIII | 
              | Collagen Type X | 
              | Collagen Type XI | 
              | Collagen Type XII | 
              | Collagen Type XIII | 
              | Collagen Type XVIII | 
              | Collagenase 3 use Matrix Metalloproteinase 13 | 
              | Collagenase, Microbial use Microbial Collagenase | 
              | Collagenase-2 use Matrix Metalloproteinase 8 | 
              | Collagenases | 
              | Collagenous Sprue | 
              | Collapse Therapy | 
              | Collard Green use Brassica | 
              | Collateral Circulation | 
              | Collateral Ligament, Medial, Knee use Medial Collateral Ligament, Knee | 
              | Collateral Ligaments | 
              | Collected Correspondence | 
              | Collected Works | 
              | Collectins | 
              | Collection Development (Libraries) use Library Collection Development | 
              | Collection Frequency | 
              | Collection Routes | 
              | Collection Trucks | 
              | Collections | 
              | Collective Bargaining | 
              | Collective Diseases | 
              | Collective Feeding | 
              | Collective Health use Public Health | 
              | Collector Channels | 
              | College Admission Test | 
              | College Fraternities and Sororities | 
              | Colles' Fracture | 
              | Colletotrichum | 
              | Colliculi use Tectum Mesencephali | 
              | Colliculus, Inferior use Inferior Colliculi | 
              | Colliculus, Superior use Superior Colliculi | 
              | Collinsonia canadensis | 
              | Collodion | 
              | Colloid Cysts | 
              | Colloidal Gold use Gold Colloid | 
              | Colloidal Particles | 
              | Colloidal Suspension | 
              | Colloids | 
              | Colobinae | 
              | Coloboma | 
              | Colobus | 
              | Colocasia | 
              | Colocynthin use Colocynthinum | 
              | Colocynthinum | 
              | Colocynthis | 
              | Colocynthis vulgaris use Citrullus colocynthis | 
              | Colognes use Perfumed Waters | 
              | Colombia | 
              | Colon | 
              | Colon Cancer use Colonic Neoplasms | 
              | Colon, Ascending | 
              | Colon, Descending | 
              | Colon, Irritable use Irritable Bowel Syndrome | 
              | Colon, Sigmoid | 
              | Colon, Transverse | 
              | Colonialism | 
              | Colonic Aganglionosis use Hirschsprung Disease | 
              | Colonic Diseases | 
              | Colonic Diseases, Functional | 
              | Colonic Diverticulitis use Diverticulitis, Colonic | 
              | Colonic Diverticulosis use Diverticulosis, Colonic | 
              | Colonic Diverticulum use Diverticulum, Colon | 
              | Colonic Neoplasms | 
              | Colonic Polyps | 
              | Colonic Pouches | 
              | Colonic Pseudo-Obstruction | 
              | Colonic Urinary Reservoirs use Urinary Reservoirs, Continent | 
              | Colonography, Computed Tomographic | 
              | Colonoscopes | 
              | Colonoscopic Surgical Procedures use Colonoscopy | 
              | Colonoscopy | 
              | Colonoscopy, Virtual use Colonography, Computed Tomographic | 
              | Colony Collapse | 
              | Colony Collapse Disorder use Colony Collapse | 
              | Colony Count, Microbial | 
              | Colony-Forming Units use Stem Cells | 
              | Colony-Forming Units Assay | 
              | Colony-Forming Units Assay, Microbial use Colony Count, Microbial | 
              | Colony-Forming Units Assay, Tumor use Tumor Stem Cell Assay | 
              | Colony-Forming Units, Erythroid use Erythroid Precursor Cells | 
              | Colony-Forming Units, Hematopoietic use Hematopoietic Stem Cells | 
              | Colony-Forming Units, Neoplastic use Neoplastic Stem Cells | 
              | Colony-Stimulating Factor 1 use Macrophage Colony-Stimulating Factor | 
              | Colony-Stimulating Factor 2 Alpha use Interleukin-3 | 
              | Colony-Stimulating Factor Receptors use Receptors, Colony-Stimulating Factor | 
              | Colony-Stimulating Factor, Granulocyte-Macrophage use Granulocyte-Macrophage Colony-Stimulating Factor | 
              | Colony-Stimulating Factor, Macrophage use Macrophage Colony-Stimulating Factor | 
              | Colony-Stimulating Factor, Mast-Cell use Interleukin-3 | 
              | Colony-Stimulating Factor, Multipotential use Interleukin-3 | 
              | Colony-Stimulating Factors | 
              | Colophospermum use Fabaceae | 
              | Coloproctectomy, Restorative use Proctocolectomy, Restorative | 
              | Color | 
              | Color Anomia use Anomia | 
              | Color Blindness use Color Vision Defects | 
              | Color Flow Echocardiography use Echocardiography, Doppler, Color | 
              | Color Perception | 
              | Color Perception Tests | 
              | Color Stabilizing Agent use Color Stabilizing Agents | 
              | Color Stabilizing Agents | 
              | Color Therapy | 
              | Color Vision | 
              | Color Vision Defects | 
              | Colorado | 
              | Colorado Potato Beetle use Doryphora decemlineata | 
              | Colorado Tick Fever | 
              | Colorado tick fever virus | 
              | Colorant | 
              | Colorau use Colorant | 
              | Colorectal Cancer use Colorectal Neoplasms | 
              | Colorectal Neoplasms | 
              | Colorectal Neoplasms, Hereditary Nonpolyposis | 
              | Colorectal Surgery | 
              | Colorimetry | 
              | Coloring Agents | 
              | Coloring Agents, Food use Food Coloring Agents | 
              | Coloring Agents, Hair use Hair Dyes | 
              | Colors Modalities use Modalities, Sensorial | 
              | Colostomy | 
              | Colostral IgA use Immunoglobulin A, Secretory | 
              | Colostrum | 
              | Colostrum (Homeopathy) | 
              | Colpohysterectomy use Hysterectomy, Vaginal | 
              | Colposcopes | 
              | Colposcopic Surgical Procedures use Colposcopy | 
              | Colposcopy | 
              | Colpotomy | 
              | Coltivirus | 
              | Coltsfoot use Tussilago | 
              | Coltsfoot, Sweet use Petasites | 
              | Coltstail use Erigeron canadensis | 
              | Colubridae | 
              | Colubrina | 
              | Columba livia use Columbidae | 
              | Columbia SK virus | 
              | Columbidae | 
              | Columbiformes | 
              | Columbine use Aquilegia | 
              | Colwellia use Alteromonadaceae | 
              | Coma | 
              | Coma Depasse use Brain Death | 
              | Coma, Hyperglycemic Hyperosmolar Nonketotic use Hyperglycemic Hyperosmolar Nonketotic Coma | 
              | Coma, Post-Concussive use Coma, Post-Head Injury | 
              | Coma, Post-Head Injury | 
              | Coma, Post-Traumatic use Coma, Post-Head Injury | 
              | Comamonadaceae | 
              | Comamonas | 
              | Comamonas acidovorans use Delftia acidovorans | 
              | Comamonas terrigena use Comamonas | 
              | Comamonas testosteroni | 
              | Comandra use Santalaceae | 
              | Comatose use Coma | 
              | Comb and Wattles | 
              | Comb Jellies use Ctenophora | 
              | Combat Disorders | 
              | Combination Chemotherapy use Drug Therapy, Combination | 
              | Combinatorial Chemistry Techniques | 
              | Combined Available Chlorine | 
              | Combined Carboxylase Deficiency use Multiple Carboxylase Deficiency | 
              | Combined Case-Control Studies use Case-Control Studies | 
              | Combined Effluents | 
              | Combined Modality Therapy | 
              | Combined Sewerage | 
              | Combined Sewerage Overflow | 
              | Combined Sewerage Systems use Combined Sewerage | 
              | Combining Site use Binding Sites | 
              | Combretaceae | 
              | Combretum | 
              | Comburent | 
              | Combustion | 
              | Combustion Chambers use Incinerators | 
              | Combustion Products | 
              | Combustion Sources | 
              | Combustive Agents use Comburent | 
              | Comercial Laundry use Laundering | 
              | Comet Assay | 
              | Comets (Astronomy) use Meteoroids | 
              | Comfrey | 
              | Commelina | 
              | Commelinaceae | 
              | Comment | 
              | Commerce | 
              | Commerce of Legal Drugs use Pharmaceutical Trade | 
              | Commerce of Pharmaceuticals use Pharmaceutical Trade | 
              | Commercial Areas use Commercial Zones | 
              | Commercial Drug Name use Proprietary Drug Name | 
              | Commercial Name (Drug) use Proprietary Drug Name | 
              | Commercial Oils use Industrial Oils | 
              | Commercial Wastes | 
              | Commercial Water Consumption | 
              | Commercial Zones | 
              | Commercialization of Legal Drugs use Pharmaceutical Trade | 
              | Commercialization of Pharmaceuticals use Pharmaceutical Trade | 
              | Commiphora | 
              | Commiphora myrrha use Myrrha | 
              | Commission on Professional and Hospital Activities | 
              | Commissural Interneurons | 
              | Commitment of Mentally Ill | 
              | Committee Membership | 
              | Commodification | 
              | Common Acute Lymphoblastic Leukemia Antigens use Neprilysin | 
              | Common Adder use Vipera berus | 
              | Common Agrimony use Agrimonia eupatoria | 
              | Common Beech use Fagus silvatica | 
              | Common Bile Duct | 
              | Common Bile Duct Cyst use Choledochal Cyst | 
              | Common Bile Duct Diseases | 
              | Common Bile Duct Neoplasms | 
              | Common Bluebell use Agraphis nutans | 
              | Common Boneset use Eupatorium perfoliatum | 
              | Common Broom use Cytisus | 
              | Common Buckwheat use Fagopyrum esculentum (Homeopathy) | 
              | Common Caraway use Carum carvi | 
              | Common Chickweed use Stellaria media | 
              | Common Cold | 
              | Common Cold Virus use Rhinovirus | 
              | Common Columbine use Aquilegia vulgaris | 
              | Common Cross Adder use Vipera berus | 
              | Common Daisy use Bellis perennis | 
              | Common Data Elements | 
              | Common Dolphins | 
              | Common Elder use Sambucus canadensis | 
              | Common Elm use Ulmus campestris | 
              | Common European Adder use Vipera berus | 
              | Common European Viper use Vipera berus | 
              | Common Fimbriae use Fimbriae, Bacterial | 
              | Common Foxglove use Digitalis purpurea | 
              | Common Gypsyweed use Veronica officinalis | 
              | Common Hedgehyssop use Gratiola officinalis | 
              | Common Hepatic Duct use Hepatic Duct, Common | 
              | Common Hogweed use Heracleum sphondylium | 
              | Common Honeysuckle use Lonicera pericylmenum | 
              | Common Hop use Lupulus humulus | 
              | Common Horsetail use Equisetum arvense | 
              | Common Hound's Tongue use Cynoglossum officinale | 
              | Common Houseleek use Sempervivum tectorum | 
              | Common Jasmine use Jasminum officinale | 
              | Common Juniper use Juniperus communis | 
              | Common Madder use Rubia tinctorum | 
              | Common Male Fern use Filix-mas | 
              | Common Market use European Union | 
              | Common Marshmallow use Althaea officinalis | 
              | Common Migraine use Migraine without Aura | 
              | Common Morning-Glory use Ipomoea purpurea | 
              | Common Mullein use Verbascum thapsus | 
              | Common Orris use Iris florentina | 
              | Common Pawpaw use Asimina triloba | 
              | Common Pili use Fimbriae, Bacterial | 
              | Common Prickly Ash use Xanthoxylum fraxeneum | 
              | Common Rue use Ruta graveolens | 
              | Common Rush use Juncus effusus | 
              | Common Scurvygrass use Cochlearia officinalis | 
              | Common Snowdrop use Galanthus nivalis (Homeopathy) | 
              | Common Soapwort use Saponaria officinalis | 
              | Common Sorrel use Rumex acetosa | 
              | Common Speedwell use Veronica officinalis | 
              | Common Spindle use Euonymus europaea | 
              | Common Stork's-Bill use Erodium cicutarium | 
              | Common Sunflower use Helianthus annuus | 
              | Common Tansy use Tanacetum vulgare | 
              | Common Variable Immunodeficiency | 
              | Common Violet use Viola odorata | 
              | Common Viper use Vipera berus | 
              | Common Walnut use Juglans regia | 
              | Common Woadwaxen use Genista tinctoria | 
              | Common Wormwood use Artemisia vulgaris (Homeopathy) | 
              | Common Yew use Taxus baccata | 
              | Commonwealth of Independent States | 
              | Commotio Cordis | 
              | Communicable Disease Contact Tracing use Contact Tracing | 
              | Communicable Disease Control | 
              | Communicable Disease Prevention | 
              | Communicable Diseases | 
              | Communicable Diseases, Emerging | 
              | Communicable Period | 
              | Communicating Hydrocephalus use Hydrocephalus | 
              | Communication | 
              | Communication Aids for Disabled | 
              | Communication Aids for Handicapped use Communication Aids for Disabled | 
              | Communication Barriers | 
              | Communication Boards use Communication Aids for Disabled | 
              | Communication Disorders | 
              | Communication Methods, Total | 
              | Communication Resources | 
              | Communication, Satellite use Satellite Communications | 
              | Communications Media | 
              | Communism | 
              | Communitarian Organization | 
              | Community Action use Consumer Participation | 
              | Community Care Networks use Community Networks | 
              | Community Composition, Ecological use Biota | 
              | Community Dentistry | 
              | Community Development | 
              | Community Health Aides use Community Health Workers | 
              | Community Health Care use Community Health Services | 
              | Community Health Centers | 
              | Community Health Education use Health Education | 
              | Community Health Networks use Community Networks | 
              | Community Health Nursing | 
              | Community Health Planning | 
              | Community Health Services | 
              | Community Health Workers | 
              | Community Integration | 
              | Community Medicine | 
              | Community Mental Health Centers | 
              | Community Mental Health Services | 
              | Community Networks | 
              | Community Outreach use Community-Institutional Relations | 
              | Community Participation use Consumer Participation | 
              | Community Periodontal Index of Treatment Needs use Periodontal Index | 
              | Community Pharmacies use Pharmacies | 
              | Community Pharmacy Services | 
              | Community Promotion use Community Development | 
              | Community Psychiatry | 
              | Community Structure, Ecological use Biota | 
              | Community-Acquired Infections | 
              | Community-Based Participatory Research | 
              | Community-Institutional Relations | 
              | Community-Pays Principle use Polluter-Pays Principle | 
              | Commuting use Pendular Migration | 
              | Comocladia dentata | 
              | Comon Ivy use Hedera helix | 
              | Comorbidity | 
              | Comoro Islands use Comoros | 
              | Comoros | 
              | Comoviridae | 
              | Comovirus | 
              | Compact Disk Interactive use CD-I | 
              | Compact Disk Read-Only Memory use CD-ROM | 
              | Compact Disks | 
              | Compact Plants | 
              | Compaction | 
              | Compactor Collection Trucks | 
              | Compactor Trucks use Compactor Collection Trucks | 
              | Compactors use Compactor Collection Trucks | 
              | Companion Animals use Pets | 
              | Comparative Effectiveness Research | 
              | Comparative Genomic Hybridization | 
              | Comparative Study | 
              | Compartment Syndromes | 
              | Compass Flower use Silphium laciniatum | 
              | Compass Plant use Silphium laciniatum | 
              | Compassionate Use Trials | 
              | Compensation use Compensation and Redress | 
              | Compensation and Redress | 
              | Competence, Clinical use Clinical Competence | 
              | Competence, Immunologic use Immunocompetence | 
              | Competence, Professional use Professional Competence | 
              | Competency, Mental use Mental Competency | 
              | Competency-Based Education | 
              | Competition, Economic use Economic Competition | 
              | Competition, Managed use Managed Competition | 
              | Competitive Behavior | 
              | Competitive Bidding | 
              | Competitive Binding use Binding, Competitive | 
              | Competitive Medical Plans | 
              | Complement 3 Proactivator use Complement Factor B | 
              | Complement 3 Receptor use Macrophage-1 Antigen | 
              | Complement 3b Receptors use Receptors, Complement 3b | 
              | Complement 3d Receptors use Receptors, Complement 3d | 
              | Complement 5a Receptor use Receptor, Anaphylatoxin C5a | 
              | Complement Absorption Test, Conglutinating use Complement Fixation Tests | 
              | Complement Activating Enzymes | 
              | Complement Activation | 
              | Complement C1 | 
              | Complement C1 Inactivator Proteins | 
              | Complement C1 Inhibitor Protein | 
              | Complement C1q | 
              | Complement C1r | 
              | Complement C1s | 
              | Complement C2 | 
              | Complement C2a | 
              | Complement C2b | 
              | Complement C3 | 
              | Complement C3 Convertase, Alternative Pathway | 
              | Complement C3 Convertase, Classical Pathway | 
              | Complement C3 Nephritic Factor | 
              | Complement C3-C5 Convertases | 
              | Complement C3-C5 Convertases, Alternative Pathway | 
              | Complement C3-C5 Convertases, Classical Pathway | 
              | Complement C3a | 
              | Complement C3b | 
              | Complement C3b Inactivator Proteins | 
              | Complement C3c | 
              | Complement C3d | 
              | Complement C4 | 
              | Complement C4a | 
              | Complement C4b | 
              | Complement C4b-Binding Protein | 
              | Complement C5 | 
              | Complement C5 Convertase, Alternative Pathway | 
              | Complement C5 Convertase, Classical Pathway | 
              | Complement C5a | 
              | Complement C5a, des-Arginine | 
              | Complement C5b | 
              | Complement C6 | 
              | Complement C7 | 
              | Complement C8 | 
              | Complement C9 | 
              | Complement Complex C5b-9 use Complement Membrane Attack Complex | 
              | Complement Factor B | 
              | Complement Factor D | 
              | Complement Factor H | 
              | Complement Factor I | 
              | Complement Factor P use Properdin | 
              | Complement Fixation Tests | 
              | Complement H50 use Complement Hemolytic Activity Assay | 
              | Complement Hemolytic Activity Assay | 
              | Complement Inactivating Agents | 
              | Complement Inactivator Proteins | 
              | Complement Membrane Attack Complex | 
              | Complement Pathway, Alternative | 
              | Complement Pathway, Classical | 
              | Complement Pathway, Mannose-Binding Lectin | 
              | Complement Proteins use Complement System Proteins | 
              | Complement Receptors use Receptors, Complement | 
              | Complement Receptors 2 use Receptors, Complement 3d | 
              | Complement System Proteins | 
              | Complementarity Determining Regions | 
              | Complementary and Integrative Health Practices use Complementary Therapies | 
              | Complementary and Integrative Medicine use Complementary Therapies | 
              | Complementary and Integrative Practices use Complementary Therapies | 
              | Complementary DNA use DNA, Complementary | 
              | Complementary Drugs use Complementary Remedies | 
              | Complementary Homeopathic Drugs use Complementary Remedies | 
              | Complementary Medicine use Complementary Therapies | 
              | Complementary Nutritional Information use Nutritional Labeling | 
              | Complementary Remedies | 
              | Complementary RNA use RNA, Complementary | 
              | Complementary Therapies | 
              | Complementation Test use Genetic Complementation Test | 
              | Complete Use of Foods use Whole Utilization of Foods | 
              | Complete Utilization of Foods use Whole Utilization of Foods | 
              | Complex Emergencies | 
              | Complex III use Electron Transport Complex III | 
              | Complex Mixtures | 
              | Complex Partial Epilepsy use Epilepsy, Complex Partial | 
              | Complex Partial Seizure Disorder use Epilepsy, Complex Partial | 
              | Complex Partial Status Epilepticus use Status Epilepticus | 
              | Complex Regional Pain Syndrome Type II use Causalgia | 
              | Complex Regional Pain Syndrome, Type I use Reflex Sympathetic Dystrophy | 
              | Complex Regional Pain Syndromes | 
              | Complexism | 
              | Complexons use Chelating Agents | 
              | Compliance | 
              | Compliant Behavior use Cooperative Behavior | 
              | Complicated Migraine use Migraine with Aura | 
              | Complications, Labor use Obstetric Labor Complications | 
              | Complicity | 
              | Compomers | 
              | Compositae use Asteraceae | 
              | Composite Lymphoma | 
              | Composite Resins | 
              | Composite Resins, Polyacid-Modified use Compomers | 
              | Composite Tissue Allografts | 
              | Compost | 
              | Composting | 
              | Composting Plants | 
              | Compound Eye, Arthropod | 
              | Compound Q use Trichosanthin | 
              | Comprehension | 
              | Comprehensive Adolescent Health use Adolescent Health | 
              | Comprehensive Dental Care | 
              | Comprehensive Health Care | 
              | Comprehensive Health Insurance use Insurance, Major Medical | 
              | Comprehensive Health Planning use Regional Health Planning | 
              | Comprehensive Health Planning Agencies use Health Systems Agencies | 
              | Comprehensive Health Plans, Local use Health Systems Plans | 
              | Comprehensive Health Plans, State use State Health Plans | 
              | Comprehensiveness in Health Care use Integrality in Health | 
              | Compressed Air | 
              | Compression Bandages | 
              | Compression Devices, Intermittent Pneumatic use Intermittent Pneumatic Compression Devices | 
              | Compression Neuropathy, Carpal Tunnel use Carpal Tunnel Syndrome | 
              | Compression Stockings use Stockings, Compression | 
              | Compressional Wave use p Wave | 
              | Compressive Strength | 
              | Compressors | 
              | Comptonia use Myricaceae | 
              | Compulsive Behavior | 
              | Compulsive Personality use Compulsive Personality Disorder | 
              | Compulsive Personality Disorder | 
              | Computational Biology | 
              | Computed Tomographic Colonography use Colonography, Computed Tomographic | 
              | Computed Tomography use Tomography, X-Ray Computed | 
              | Computed Tomography Scanners, X-Ray use Tomography Scanners, X-Ray Computed | 
              | Computer Architecture use Computer Systems | 
              | Computer Communication Networks | 
              | Computer Data Processing use Automatic Data Processing | 
              | Computer Graphics | 
              | Computer Hardware use Computers | 
              | Computer Literacy | 
              | Computer Models use Computer Simulation | 
              | Computer Network Management use Computer Communication Networks | 
              | Computer Peripherals | 
              | Computer Programs use Software | 
              | Computer Reasoning use Artificial Intelligence | 
              | Computer Security | 
              | Computer Simulation | 
              | Computer Software use Software | 
              | Computer Storage Devices | 
              | Computer Systems | 
              | Computer Systems Development use Computer Systems | 
              | Computer Systems Evaluation use Computer Systems | 
              | Computer Systems Organization use Computer Systems | 
              | Computer Terminals | 
              | Computer User Training | 
              | Computer Viruses use Computer Security | 
              | Computer Vision Systems use Artificial Intelligence | 
              | Computer-Aided Design | 
              | Computer-Aided Manufacturing use Computer-Aided Design | 
              | Computer-Assisted Decision Making use Decision Making, Computer-Assisted | 
              | Computer-Assisted Design use Computer-Aided Design | 
              | Computer-Assisted Diagnosis use Diagnosis, Computer-Assisted | 
              | Computer-Assisted Drug Therapy use Drug Therapy, Computer-Assisted | 
              | Computer-Assisted Image Processing use Image Processing, Computer-Assisted | 
              | Computer-Assisted Instruction | 
              | Computer-Assisted Manufacturing use Computer-Aided Design | 
              | Computer-Assisted Radiotherapy use Radiotherapy, Computer-Assisted | 
              | Computer-Assisted Radiotherapy Planning use Radiotherapy Planning, Computer-Assisted | 
              | Computer-Assisted Surgery use Surgery, Computer-Assisted | 
              | Computer-Assisted Therapy use Therapy, Computer-Assisted | 
              | Computer-Assisted Three-Dimensional Imaging use Imaging, Three-Dimensional | 
              | Computerized Emission Tomography use Tomography, Emission-Computed | 
              | Computerized Medical Records Systems use Medical Records Systems, Computerized | 
              | Computerized Patient Records use Health Records, Personal | 
              | Computerized Tomography, X-Ray use Tomography, X-Ray Computed | 
              | Computers | 
              | Computers, Analog | 
              | Computers, Digital use Computers | 
              | Computers, Handheld | 
              | Computers, Hybrid | 
              | Computers, Mainframe | 
              | Computers, Molecular | 
              | Computers, Personal use Microcomputers | 
              | Computing Methodologies | 
              | Conalbumin | 
              | Concanavalin A | 
              | Concanavalin A Binding Sites use Receptors, Concanavalin A | 
              | Concanavalin A Receptors use Receptors, Concanavalin A | 
              | Concentration use Attention | 
              | Concentration (Chemistry) | 
              | Concentration (Homeopathy) use Potency | 
              | Concentration At Ground Level | 
              | Concentration Camps | 
              | Concept Formation | 
              | Conception use Fertilization | 
              | Conception, Posthumous use Posthumous Conception | 
              | Conchae praeparatae use Calcarea Carbonica | 
              | Conchiolinum | 
              | Concomitants use Concurrent Symptoms | 
              | Concrete Pipes | 
              | Concurrent Chemoradiotherapy use Chemoradiotherapy | 
              | Concurrent Review | 
              | Concurrent Studies use Cohort Studies | 
              | Concurrent Symptoms | 
              | Concussive Convulsion use Epilepsy, Post-Traumatic | 
              | Condensation | 
              | Condensed Milk use Breast-Milk Substitutes | 
              | Condiments | 
              | Conditioned Culture Media use Culture Media, Conditioned | 
              | Conditioning (Psychology) | 
              | Conditioning Therapy use Behavior Therapy | 
              | Conditioning, Classical | 
              | Conditioning, Eyelid | 
              | Conditioning, Operant | 
              | Conditioning, Transplantation use Transplantation Conditioning | 
              | Condominial Sewerage | 
              | Condominial Sewerage Networks use Condominial Sewerage | 
              | Condominial Sewerage System use Condominial Sewerage | 
              | Condominial Sewerage Systems use Condominial Sewerage | 
              | Condoms | 
              | Condoms, Female | 
              | Conduct Disorder | 
              | Conducted Energy Weapon Injuries | 
              | Conduction | 
              | Conduction-Blocking Anesthetics use Anesthetics, Local | 
              | Conductive Hearing Loss use Hearing Loss, Conductive | 
              | Conductometry | 
              | Condurango use Marsdenia | 
              | Condylomata Acuminata | 
              | Cone Cell Inner Segment use Retinal Photoreceptor Cell Inner Segment | 
              | Cone Opsins | 
              | Cone Photoreceptors use Retinal Cone Photoreceptor Cells | 
              | Cone-Beam Computed Tomography | 
              | Cone-Beam CT use Cone-Beam Computed Tomography | 
              | Coneflower, Orange use Rudbeckia | 
              | Coneflower, Prairie use Ratibida | 
              | Conepatus use Mephitidae | 
              | Cones (Retina) use Retinal Cone Photoreceptor Cells | 
              | Confection use Candy | 
              | Confectionery Foods use Foods of Confectionery | 
              | Confederate States of America | 
              | Conferences use Congresses as Topic | 
              | Confidence Intervals | 
              | Confidentiality | 
              | Confined Spaces | 
              | Confined Water use Groundwater | 
              | Conflict (Psychology) | 
              | Conflict of Interest | 
              | Conflicts about Water use Water Conflicts | 
              | Confocal Microscopy use Microscopy, Confocal | 
              | Confocal Microscopy, Scanning Laser use Microscopy, Confocal | 
              | Conformal Radiotherapy use Radiotherapy, Conformal | 
              | Conformity, Social use Social Conformity | 
              | Confounding Factors (Epidemiology) | 
              | Confucianism | 
              | Confusion | 
              | Confusional Arousals use Sleep Arousal Disorders | 
              | Confusional State use Confusion | 
              | Congenital Abnormalities | 
              | Congenital Choledochal Cyst use Choledochal Cyst | 
              | Congenital Coxa Vara use Coxa Vara | 
              | Congenital Cystic Adenomatoid Malformation use Cystic Adenomatoid Malformation of Lung, Congenital | 
              | Congenital Defects use Congenital Abnormalities | 
              | Congenital Diaphragmatic Hernias use Hernias, Diaphragmatic, Congenital | 
              | Congenital Disorders use Congenital, Hereditary, and Neonatal Diseases and Abnormalities | 
              | Congenital Disorders of Glycosylation | 
              | Congenital Fiber Type Disproportion use Myopathies, Structural, Congenital | 
              | Congenital Hydrocephalus use Hydrocephalus | 
              | Congenital Hyperinsulinism | 
              | Congenital Hypoplastic Anemia use Anemia, Hypoplastic, Congenital | 
              | Congenital Hypothyroidism | 
              | Congenital Ichthyosiform Erythroderma use Ichthyosiform Erythroderma, Congenital | 
              | Congenital Microtia | 
              | Congenital Toxoplasma gondii Infection use Toxoplasmosis, Congenital | 
              | Congenital, Hereditary, and Neonatal Diseases and Abnormalities | 
              | Congestive Cardiomyopathy use Cardiomyopathy, Dilated | 
              | Conglutination Reaction use Complement Fixation Tests | 
              | Congo | 
              | Congo (Kinshasa) use Democratic Republic of the Congo | 
              | Congo Red | 
              | Congo Virus use Hemorrhagic Fever Virus, Crimean-Congo | 
              | Congo Virus Infection use Hemorrhagic Fever, Crimean | 
              | Congo, The Democratic Republic of the use Democratic Republic of the Congo | 
              | Congophilic Angiopathy use Cerebral Amyloid Angiopathy | 
              | Congresses | 
              | Congresses as Topic | 
              | Conidia use Spores, Fungal | 
              | Conidiobolus | 
              | Coniferophyta | 
              | Conifers use Coniferophyta | 
              | Coniinum | 
              | Coniinum Bromatum | 
              | Conisation use Conization | 
              | Conium | 
              | Conium maculatum use Conium | 
              | Conium maculatum (Homeopathy) | 
              | Conization | 
              | Conjugal Status | 
              | Conjugase use gamma-Glutamyl Hydrolase | 
              | Conjugation, Genetic | 
              | Conjugative Pili use Pili, Sex | 
              | Conjunctiva | 
              | Conjunctival Diseases | 
              | Conjunctival Neoplasms | 
              | Conjunctivitis | 
              | Conjunctivitis, Acute Hemorrhagic | 
              | Conjunctivitis, Allergic | 
              | Conjunctivitis, Atopic use Conjunctivitis, Allergic | 
              | Conjunctivitis, Bacterial | 
              | Conjunctivitis, Giant Papillary use Conjunctivitis, Allergic | 
              | Conjunctivitis, Inclusion | 
              | Conjunctivitis, Mucopurulent use Conjunctivitis, Bacterial | 
              | Conjunctivitis, Purulent use Conjunctivitis, Bacterial | 
              | Conjunctivitis, Vernal use Conjunctivitis, Allergic | 
              | Conjunctivitis, Viral | 
              | Conn's Disease use Adrenocortical Adenoma | 
              | Connaraceae | 
              | Connarus use Connaraceae | 
              | Connecticut | 
              | Connectin | 
              | Connectionist Models use Neural Networks (Computer) | 
              | Connective Tissue | 
              | Connective Tissue Cells | 
              | Connective Tissue Disease, Mixed use Mixed Connective Tissue Disease | 
              | Connective Tissue Diseases | 
              | Connective Tissue Growth Factor | 
              | Connectome | 
              | Connectome Mapping use Connectome | 
              | Connectomics use Connectome | 
              | Connexin 43 | 
              | Connexins | 
              | Conotoxins | 
              | Conradi-Hunermann Syndrome use Chondrodysplasia Punctata | 
              | Consanguinity | 
              | Conscience | 
              | Conscious Sedation | 
              | Consciousness | 
              | Consciousness Disorders | 
              | Consciousness Monitors | 
              | Consciousness, Level Altered use Consciousness Disorders | 
              | Consciousness, Loss of use Unconsciousness | 
              | Consensus | 
              | Consensus Conferences | 
              | Consensus Development Conference | 
              | Consensus Development Conference, NIH | 
              | Consensus Development Conferences as Topic | 
              | Consensus Development Conferences, NIH as Topic | 
              | Consensus Sequence | 
              | Consensus Workshops use Consensus Development Conferences as Topic | 
              | Consent Documents use Consent Forms | 
              | Consent Forms | 
              | Consequence Analysis | 
              | Conservation of Energy Resources | 
              | Conservation of Natural Resources | 
              | Conservative Pollutants | 
              | Conserved Sequence | 
              | Conserved Synteny use Synteny | 
              | Consolida use Ranunculaceae | 
              | Consolida majoris use Symphitum officinale | 
              | Consolidation Chemotherapy | 
              | Constant Rate Filters | 
              | Constant Speed Filters use Constant Rate Filters | 
              | Constipation | 
              | Constitution | 
              | Constitution and Bylaws | 
              | Constitutional Diagnosis | 
              | Constitutional Drug use Simillimum | 
              | Constitutional Law | 
              | Constriction | 
              | Constriction, Pathologic | 
              | Constrictive Pericarditis use Pericarditis, Constrictive | 
              | Construction | 
              | Construction Calculations | 
              | Construction Industry | 
              | Construction Loans use Financing, Construction | 
              | Construction Materials | 
              | Construction Wastes | 
              | Construction with Recycled Material | 
              | Consultants | 
              | Consultation use Referral and Consultation | 
              | Consultation, Remote use Remote Consultation | 
              | Consumer Advocacy | 
              | Consumer Behavior | 
              | Consumer Health Information | 
              | Consumer Involvement use Consumer Participation | 
              | Consumer Organizations | 
              | Consumer Participation | 
              | Consumer Preference use Consumer Behavior | 
              | Consumer Price Index use Economics | 
              | Consumer Product Safety | 
              | Consumer Protection use Consumer Advocacy | 
              | Consumer Satisfaction use Consumer Behavior | 
              | Consummatory Behavior | 
              | Consumptio use Cachexia | 
              | Consumption Coagulopathy use Disseminated Intravascular Coagulation | 
              | Consumption of Tobacco-Derived Products | 
              | Consumptive's Weed use Eriodictyon californicum | 
              | Contact Column | 
              | Contact Dermatitis use Dermatitis, Contact | 
              | Contact Inhibition | 
              | Contact Laser Ablation of Prostate use Transurethral Resection of Prostate | 
              | Contact Lens Cleaners use Contact Lens Solutions | 
              | Contact Lens Solutions | 
              | Contact Lenses | 
              | Contact Lenses, Extended-Wear | 
              | Contact Lenses, Hydrophilic | 
              | Contact Tracing | 
              | Contactin 1 | 
              | Contactin 2 | 
              | Contactins | 
              | Contagious Ecthyma Virus of Sheep use Orf virus | 
              | Contagious Period use Communicable Period | 
              | Contagious Pustular Dermatitis use Ecthyma, Contagious | 
              | Contagious Pustular Dermatitis Virus of Sheep use Orf virus | 
              | Containment of Biohazards | 
              | Contaminant Removal | 
              | Contaminants use Pollutants | 
              | Contamination | 
              | Contig Mapping | 
              | Contiguous Gene Syndrome, WAGR use WAGR Syndrome | 
              | Contiguous Gene Syndrome, Williams use Williams Syndrome | 
              | Continent Urinary Reservoirs use Urinary Reservoirs, Continent | 
              | Continental Air | 
              | Continental Anticyclone | 
              | Continental Climate | 
              | Continental Displacement use Continental Drift | 
              | Continental Drift | 
              | Continental Erosion | 
              | Continental Plate | 
              | Continental Population Groups | 
              | Continental Shelf | 
              | Continental Slope | 
              | Continental Trench | 
              | Continental Water | 
              | Contingency Plans | 
              | Contingent Negative Variation | 
              | Continue Recirculation | 
              | Continued Stay Review use Concurrent Review | 
              | Continuing Care Retirement Centers use Housing for the Elderly | 
              | Continuity of Patient Care | 
              | Continuous Flow | 
              | Continuous Passive Motion Therapy use Motion Therapy, Continuous Passive | 
              | Continuous Positive Airway Pressure | 
              | Continuous Quality Management use Total Quality Management | 
              | Continuum of Care use Continuity of Patient Care | 
              | Contour Line of Pressure use Isobar | 
              | Contour Perception use Form Perception | 
              | Contraception | 
              | Contraception Behavior | 
              | Contraception, Barrier | 
              | Contraception, Immunologic | 
              | Contraception, Postcoital | 
              | Contraceptive Agents | 
              | Contraceptive Agents, Female | 
              | Contraceptive Agents, Male | 
              | Contraceptive Devices | 
              | Contraceptive Devices, Female | 
              | Contraceptive Devices, Intrauterine use Intrauterine Devices | 
              | Contraceptive Devices, Male | 
              | Contraceptive Vaccines use Vaccines, Contraceptive | 
              | Contraceptives, Oral | 
              | Contraceptives, Oral, Combined | 
              | Contraceptives, Oral, Hormonal | 
              | Contraceptives, Oral, Sequential | 
              | Contraceptives, Oral, Synthetic | 
              | Contraceptives, Postcoital | 
              | Contraceptives, Postcoital, Hormonal | 
              | Contraceptives, Postcoital, Synthetic | 
              | Contract Bidding use Competitive Bidding | 
              | Contract Liability | 
              | Contract Services | 
              | Contractile Proteins | 
              | Contractors use Workers | 
              | Contracts | 
              | Contracture | 
              | Contracture, Volkmann use Ischemic Contracture | 
              | Contrast Media | 
              | Contrast Sensitivity | 
              | Contre-coup Injury use Contrecoup Injury | 
              | Contrecoup Injury | 
              | Control | 
              | Control Agent for Microorganisms use Control Agents for Microorganisms | 
              | Control Agents for Microorganisms | 
              | Control and Sanitary Supervision of Cosmetics | 
              | Control and Sanitary Supervision of Equipment and Supplies | 
              | Control and Sanitary Supervision of Foods and Beverages | 
              | Control and Sanitary Supervision of Sanitizers use Control and Sanitary Supervision of Sanitizing Products | 
              | Control and Sanitary Supervision of Sanitizing Products | 
              | Control and Sanitary Supervision of Tobacco-Derived Products | 
              | Control Groups | 
              | Control Methods use Control | 
              | Controlled Before-After Studies | 
              | Controlled Clinical Trial | 
              | Controlled Clinical Trials as Topic | 
              | Controlled Clinical Trials, Randomized use Randomized Controlled Trials as Topic | 
              | Controlled Confinement | 
              | Controlled Drugs use Drugs of Special Control | 
              | Controlled Environment use Environmental Contamination Control | 
              | Controlled Substances | 
              | Controlled Vocabulary use Vocabulary, Controlled | 
              | Controlled Zone | 
              | Contusions | 
              | Conurbation | 
              | Conus Medullaris Syndrome use Spinal Cord Compression | 
              | Conus Snail | 
              | Conus Venoms use Mollusk Venoms | 
              | Convalescence | 
              | Convallaria | 
              | Convallaria majalis | 
              | Convallariaceae use Liliaceae | 
              | Convallatoxigenin use Strophanthidin | 
              | Convection | 
              | Convective Activity | 
              | Convention Refugee | 
              | Conventional Food use Staple Food | 
              | Conventions | 
              | Convergence Insufficiency use Ocular Motility Disorders | 
              | Convergence Nystagmus use Nystagmus, Pathologic | 
              | Convergence, Ocular | 
              | Conversion Disorder | 
              | Conversion to Open Surgery | 
              | Convolvulaceae | 
              | Convolvulus | 
              | Convolvulus arvensis | 
              | Convolvulus duartinus | 
              | Convolvulus pulcherrimus use Convolvulus duartinus | 
              | Convolvulus purga use Jalapa | 
              | Convolvulus scammonia use Scammonium | 
              | Convolvulus stans | 
              | Convulsants | 
              | Convulsions use Seizures | 
              | Convulsions, Febrile use Seizures, Febrile | 
              | Convulsive Generalized Seizure Disorder use Epilepsy, Generalized | 
              | Convulsive Seizures use Seizures | 
              | Convulsive Therapy | 
              | Convulsive Therapy, Electric use Electroconvulsive Therapy | 
              | Conyza | 
              | Cookbooks | 
              | Cookbooks as Topic | 
              | Cookery use Cooking | 
              | Cookies | 
              | Cooking | 
              | Cooking and Eating Utensils | 
              | Cool-Down Exercise | 
              | Cooled Foods | 
              | Cooling | 
              | Cooling Agent use Cooling Agents | 
              | Cooling Agents | 
              | Cooling by Contact use Cooling Agents | 
              | Cooling Lagoons | 
              | Cooling Towers | 
              | Cooling Water | 
              | Coombs Test | 
              | Coombs' Test use Coombs Test | 
              | Coon's Technique use Fluorescent Antibody Technique | 
              | Cooperation Agreements for Human Resources Formation | 
              | Cooperative Behavior | 
              | Coordination Complexes | 
              | Coordination Impairment use Ataxia | 
              | COP-Coated Vesicles | 
              | Copaifera use Fabaceae | 
              | Copaiva | 
              | COPD use Pulmonary Disease, Chronic Obstructive | 
              | Copepoda | 
              | COPI use Coat Protein Complex I | 
              | COPI Protein use Coat Protein Complex I | 
              | COPI-Coated Vesicles use COP-Coated Vesicles | 
              | COPII-Coated Vesicles use COP-Coated Vesicles | 
              | Coping Behavior use Adaptation, Psychological | 
              | Copper | 
              | Copper Pipes | 
              | Copper Radioisotopes | 
              | Copper Sulfate | 
              | Copper Vapor Lasers use Lasers, Gas | 
              | Copperhead use Agkistrodon | 
              | Coprinus | 
              | Coprophagia | 
              | Coproporphyria, Hereditary | 
              | Coproporphyrinogen Oxidase | 
              | Coproporphyrinogenase use Coproporphyrinogen Oxidase | 
              | Coproporphyrinogens | 
              | Coproporphyrins | 
              | Coprostanol use Cholestanol | 
              | Coptis | 
              | Copulation | 
              | Copulins use Sex Attractants | 
              | Copying Processes | 
              | Copyright | 
              | Coqueluchinum use Pertussinum | 
              | Cor Pulmonale use Pulmonary Heart Disease | 
              | Cor Triatriatum | 
              | Coral Banks use Coral Reefs | 
              | Coral Bells use Heuchera americana | 
              | Coral Jasmine use Nyctanthes arbor-tristis | 
              | Coral Reefs | 
              | Coral Snake use Elapidae | 
              | Coral-Necklace use Illecebrum verticillatum | 
              | Coralline Reefs use Coral Reefs | 
              | Corallium rubrum | 
              | Corallorhiza odontorhiza | 
              | Corals use Anthozoa | 
              | Corbicula | 
              | Corchorus | 
              | Corchsularin use Strophanthidin | 
              | Cord Blood use Fetal Blood | 
              | Cord Blood Stem Cell Transplantation | 
              | Cord Factors | 
              | Cordia | 
              | Cordocentesis | 
              | Cordotomy | 
              | Cordyceps | 
              | Cordyline | 
              | Core Binding Factor Alpha 1 Subunit | 
              | Core Binding Factor Alpha 2 Subunit | 
              | Core Binding Factor Alpha 3 Subunit | 
              | Core Binding Factor alpha Proteins use Core Binding Factor alpha Subunits | 
              | Core Binding Factor alpha Subunits | 
              | Core Binding Factor beta Protein use Core Binding Factor beta Subunit | 
              | Core Binding Factor beta Subunit | 
              | Core Binding Factors | 
              | Core Proteins, Viral use Viral Core Proteins | 
              | Corectomy use Iridectomy | 
              | Coreopsis | 
              | Corethamid use Nikethamide | 
              | Cori's Disease use Glycogen Storage Disease Type III | 
              | Coriander use Coriandrum | 
              | Coriandrum | 
              | Coriaria myrtifolia | 
              | Coriaria ruscifolia | 
              | Coriolaceae | 
              | Coriolis Acceleration use Coriolis Force | 
              | Coriolis Effect use Coriolis Force | 
              | Coriolis Force | 
              | Coriolis Stimulation use Coriolis Force | 
              | Corium use Dermis | 
              | Corktree use Phellodendron | 
              | Corkwood use Duboisia myoporoides | 
              | Corn use Zea mays | 
              | Corn Oil | 
              | Corn Starch use Starch and Fecula | 
              | Corn-Brand use Ustilago maydis | 
              | Corn-Smut use Ustilago maydis | 
              | Cornaceae | 
              | Corncockle use Agrostemma | 
              | Corncockles use Agrostemma githago | 
              | Cornea | 
              | Corneal Angiogenesis use Corneal Neovascularization | 
              | Corneal Arcus use Arcus Senilis | 
              | Corneal Diseases | 
              | Corneal Dystrophies, Hereditary | 
              | Corneal Dystrophy, Juvenile Epithelial of Meesmann | 
              | Corneal Edema | 
              | Corneal Endothelial Cell Damage use Corneal Endothelial Cell Loss | 
              | Corneal Endothelial Cell Loss | 
              | Corneal Endothelium use Endothelium, Corneal | 
              | Corneal Epithelium use Epithelium, Corneal | 
              | Corneal Epithelium, Anterior use Epithelium, Corneal | 
              | Corneal Injuries | 
              | Corneal Keratocytes | 
              | Corneal Limbus use Limbus Corneae | 
              | Corneal Neovascularization | 
              | Corneal Opacity | 
              | Corneal Pachymetry | 
              | Corneal Perforation | 
              | Corneal Stroma | 
              | Corneal Surgery, Laser | 
              | Corneal Topography | 
              | Corneal Transplantation | 
              | Corneal Ulcer | 
              | Corneal Wavefront Aberration | 
              | Cornelia De Lange Syndrome use De Lange Syndrome | 
              | Cornell Medical Index | 
              | Corneoscleral Junction use Limbus Corneae | 
              | Cornflower use Centaurea | 
              | Corni Fructus use Cornus | 
              | Cornified Envelope Proline-Rich Proteins | 
              | Corns use Callosities | 
              | Cornsalad use Valerianella | 
              | Cornu Ammonis use Hippocampus | 
              | Cornus | 
              | Cornus alternifolia | 
              | Cornus amomum use Cornus sericea | 
              | Cornus circinata | 
              | Cornus florida | 
              | Cornus sericea | 
              | Coronary Aneurysm | 
              | Coronary Angiography | 
              | Coronary Angioplasty, Transluminal Balloon use Angioplasty, Balloon, Coronary | 
              | Coronary Arteries use Coronary Vessels | 
              | Coronary Arteriosclerosis use Coronary Artery Disease | 
              | Coronary Artery Bypass | 
              | Coronary Artery Bypass, Off-Pump | 
              | Coronary Artery Disease | 
              | Coronary Artery Vasospasm use Coronary Vasospasm | 
              | Coronary Atherectomy use Atherectomy, Coronary | 
              | Coronary Atherosclerosis use Coronary Artery Disease | 
              | Coronary Care Units | 
              | Coronary Circulation | 
              | Coronary Disease | 
              | Coronary Heart Disease use Coronary Disease | 
              | Coronary Occlusion | 
              | Coronary Reperfusion use Myocardial Reperfusion | 
              | Coronary Restenosis | 
              | Coronary Sinus | 
              | Coronary Stenosis | 
              | Coronary Thrombosis | 
              | Coronary Vasospasm | 
              | Coronary Vessel Anomalies | 
              | Coronary Vessels | 
              | Coronary-Prone Personality use Type A Personality | 
              | Coronary-Subclavian Steal Syndrome | 
              | Coronaviridae | 
              | Coronaviridae Infections | 
              | Coronavirus | 
              | Coronavirus 229E, Human | 
              | Coronavirus Infections | 
              | Coronavirus NL63, Human | 
              | Coronavirus OC43, Human | 
              | Coronavirus, Bovine | 
              | Coronavirus, Canine | 
              | Coronavirus, Feline | 
              | Coronavirus, Feline Enteric use Coronavirus, Feline | 
              | Coronavirus, Rabbit use Coronavirus | 
              | Coronavirus, Rat | 
              | Coronavirus, Turkey | 
              | Coroners and Medical Examiners | 
              | Corpora Allata | 
              | Corpora Bigemina use Optic Lobe, Nonmammalian | 
              | Corpora Quadrigemina use Tectum Mesencephali | 
              | Corporate Culture use Organizational Culture | 
              | Corporate Practice use Professional Corporations | 
              | Corpse Dismemberment | 
              | Corpus Allatum use Corpora Allata | 
              | Corpus Callosum | 
              | Corpus Callosum Agenesis use Agenesis of Corpus Callosum | 
              | Corpus Cardiacum use Corpora Allata | 
              | Corpus Luteum | 
              | Corpus Luteum Cyst use Ovarian Cysts | 
              | Corpus Luteum Hormones | 
              | Corpus Luteum Maintenance | 
              | Corpus Luteum Regression use Luteolysis | 
              | Corpus Striatum | 
              | Corrected and Republished Article | 
              | Correction of Auditory Perception use Correction of Hearing Impairment | 
              | Correction of Hearing Impairment | 
              | Corrective Maintenance | 
              | Correspondence as Topic | 
              | Correspondence Courses use Education, Distance | 
              | Corridor Disease use Theileriasis | 
              | Corrinoids | 
              | Corrosion | 
              | Corrosion Casting | 
              | Corrosive Substances, Products and Materials | 
              | Corrosive Water | 
              | Corrosives use Caustics | 
              | Corsiaceae | 
              | Corsica use France | 
              | Corsican Moss use Helminthochortos | 
              | Cortactin | 
              | Cortex peruvianus use China officinalis | 
              | Cortexolone use Cortodoxone | 
              | Cortexone use Desoxycorticosterone | 
              | Corti's Organ use Organ of Corti | 
              | Cortical Deafness use Hearing Loss, Central | 
              | Cortical Depression, Spreading use Cortical Spreading Depression | 
              | Cortical Desynchronization use Cortical Synchronization | 
              | Cortical Hyperostosis, Congenital use Hyperostosis, Cortical, Congenital | 
              | Cortical Spreading Depression | 
              | Cortical Synchronization | 
              | Corticobulbar Tracts use Pyramidal Tracts | 
              | Corticoids use Adrenal Cortex Hormones | 
              | Corticomedial Nuclear Complex | 
              | Corticospinal Tracts use Pyramidal Tracts | 
              | Corticosteroid Receptors use Receptors, Steroid | 
              | Corticosteroid-Binding Globulin use Transcortin | 
              | Corticosteroids use Adrenal Cortex Hormones | 
              | Corticosterone | 
              | Corticostriatal-Spinal Degeneration use Spinocerebellar Degenerations | 
              | Corticotroph Adenoma use ACTH-Secreting Pituitary Adenoma | 
              | Corticotrophs | 
              | Corticotropin use Adrenocorticotropic Hormone | 
              | Corticotropin Receptors use Receptors, Corticotropin | 
              | Corticotropin Releasing-Hormone Receptors use Receptors, Corticotropin-Releasing Hormone | 
              | Corticotropin-Like Intermediate Lobe Peptide | 
              | Corticotropin-Releasing Factor use Corticotropin-Releasing Hormone | 
              | Corticotropin-Releasing Hormone | 
              | Corticotropin-Releasing Hormone-41 use Corticotropin-Releasing Hormone | 
              | Corticotropinum | 
              | Corticoviridae | 
              | Corticovirus use Corticoviridae | 
              | Cortinarius | 
              | Cortisol use Hydrocortisone | 
              | Cortisone | 
              | Cortisone Reductase | 
              | Cortisonum | 
              | Cortodoxone | 
              | Corydalis | 
              | Corydalis canadensis use Corydalis formosa | 
              | Corydalis formosa | 
              | Corylus | 
              | Corynanthe johimbe use Pausinystalia | 
              | Corynebacteriaceae use Actinomycetales | 
              | Corynebacterium | 
              | Corynebacterium acnes use Propionibacterium acnes | 
              | Corynebacterium diphtheriae | 
              | Corynebacterium Diphtheriae Toxin use Diphtheria Toxin | 
              | Corynebacterium equi use Rhodococcus equi | 
              | Corynebacterium glutamicum | 
              | Corynebacterium Infections | 
              | Corynebacterium parvum use Propionibacterium acnes | 
              | Corynebacterium pseudotuberculosis | 
              | Corynebacterium pyogenes | 
              | Coryneform Group use Actinomycetales | 
              | Corynocarpus laevigatus use Karaka | 
              | Coryza Viruses use Rhinovirus | 
              | Coryza, Acute use Common Cold | 
              | COS Cells | 
              | Cosmetic Coloring Agents | 
              | Cosmetic Dentistry use Esthetics, Dental | 
              | Cosmetic Enterprises use Cosmetic Industry | 
              | Cosmetic Industry | 
              | Cosmetic Labeling | 
              | Cosmetic Microbiology | 
              | Cosmetic Packing | 
              | Cosmetic Reconstructive Surgical Procedures use Reconstructive Surgical Procedures | 
              | Cosmetic Stability | 
              | Cosmetic Surgery use Surgery, Plastic | 
              | Cosmetic Techniques | 
              | Cosmetic Technology | 
              | Cosmetics | 
              | Cosmetics Enterprises use Cosmetic Industry | 
              | Cosmetics Industry use Cosmetic Industry | 
              | Cosmetics, Hair use Hair Preparations | 
              | Cosmic Dust | 
              | Cosmic Radiation | 
              | Cosmids | 
              | Cosmonauts use Astronauts | 
              | Cost Allocation | 
              | Cost Apportionment use Cost Allocation | 
              | Cost Containment use Cost Control | 
              | Cost Control | 
              | Cost Effectiveness use Cost-Benefit Analysis | 
              | Cost Efficiency Analysis | 
              | Cost of Illness | 
              | Cost Savings | 
              | Cost Sharing | 
              | Cost Shifting use Cost Allocation | 
              | Cost-Benefit Analysis | 
              | Cost-Benefit Data use Cost-Benefit Analysis | 
              | Cost-Effectiveness Evaluation | 
              | Costa Rica | 
              | Costal Cartilage | 
              | Costal Chondritis use Tietze's Syndrome | 
              | Costameres | 
              | Costello Syndrome | 
              | Costimulatory and Inhibitory T-Cell Receptors | 
              | Costoclavicular Syndrome use Thoracic Outlet Syndrome | 
              | Costs and Cost Analysis | 
              | Costs, Direct Service use Direct Service Costs | 
              | Costus | 
              | Cosynthase use Uroporphyrinogen III Synthetase | 
              | Cosyntropin | 
              | Cot Death use Sudden Infant Death | 
              | Cote d'Ivoire | 
              | Cote d'Ivoire ebola virus use Ebolavirus | 
              | Cotinine | 
              | Cotinus use Anacardiaceae | 
              | Coto | 
              | Coto Bark use Coto | 
              | Cotoneaster use Rosaceae | 
              | Cotrimoxazole use Trimethoprim-Sulfamethoxazole Combination | 
              | Cotton Fiber | 
              | Cotton Industry | 
              | Cotton Plant use Gossypium | 
              | Cottonmouth use Agkistrodon | 
              | Cottonseed use Cottonseed Oil | 
              | Cottonseed Oil | 
              | Cottontail rabbit papillomavirus | 
              | Cottonwood use Populus | 
              | Coturnix | 
              | Cotyledon | 
              | Cotyledon umbilicus | 
              | Couch Grass use Cynodon dactylon | 
              | Cougars use Puma | 
              | Cough | 
              | Cough Weed use Senecio aureus | 
              | Coumaphos | 
              | Coumaric Acids | 
              | Coumarins | 
              | Coumarones use Benzofurans | 
              | Coumestrol | 
              | Council on Health Research for Development | 
              | Counseling | 
              | Counseling, Sex use Sex Counseling | 
              | Counterattack to Military Installations use Counterforce Attack to Military Installations | 
              | Countercurrent Chromatography use Countercurrent Distribution | 
              | Countercurrent Distribution | 
              | Counterfeit Drugs | 
              | Counterforce Attack to Military Installations | 
              | Counterimmunoelectrophoresis | 
              | Counterirritants use Irritants | 
              | Countermeasures, Weightlessness use Weightlessness Countermeasures | 
              | Counterpulsation | 
              | Counterpulsation, External use Counterpulsation | 
              | Countertransference (Psychology) | 
              | Countervalue Attack | 
              | County Government use Local Government | 
              | COUP Transcription Factor I | 
              | COUP Transcription Factor II | 
              | COUP Transcription Factors | 
              | Couples Therapy | 
              | Courage | 
              | Courses | 
              | Courtship | 
              | Coverage Equity | 
              | Cow Bitter use Tanacetum vulgare | 
              | Cow's Colostrum use Colostrum (Homeopathy) | 
              | Cow's Milk use Breast-Milk Substitutes | 
              | Cow's Milk (Homeopathy) use Lac Vaccinum | 
              | Cow's Milk Cream use Lactis Vaccini Flos | 
              | Cow's Milk Curd use Lac Vaccinum Coagulatum | 
              | Cow's Udder use Solanum mammosum | 
              | Cow, Domestic use Cattle | 
              | Cowbane use Cicuta Virosa (Homeopathy) | 
              | Cowden Disease use Hamartoma Syndrome, Multiple | 
              | Cowden's Disease use Hamartoma Syndrome, Multiple | 
              | Cowdria use Ehrlichia | 
              | Cowdria ruminantium use Ehrlichia ruminantium | 
              | Cowflock use Caltha palustris | 
              | Cowhage use Dolichos pruriens | 
              | Cowitch use Mucuna | 
              | Cowpea chlorotic mottle virus use Bromovirus | 
              | Cowpea Mosaic Virus use Comovirus | 
              | Cowper's Glands use Bulbourethral Glands | 
              | Cowpox | 
              | Cowpox virus | 
              | Cows and Bulls use Arum maculatum | 
              | Cowslip use Caltha palustris | 
              | Coxa use Hip | 
              | Coxa Plana use Legg-Calve-Perthes Disease | 
              | Coxa Valga | 
              | Coxa Vara | 
              | Coxarthrosis use Osteoarthritis, Hip | 
              | Coxiella | 
              | Coxiella burnetii | 
              | Coxiella burnetii Fever use Q Fever | 
              | Coxiellaceae | 
              | Coxsackie and Adenovirus Receptor-Like Membrane Protein | 
              | Coxsackievirus A24, Human use Enterovirus C, Human | 
              | Coxsackievirus A9, Human use Enterovirus B, Human | 
              | Coxsackievirus Infections | 
              | Coyotes | 
              | Coyotillo use Karwinskia | 
              | CPEO use Ophthalmoplegia, Chronic Progressive External | 
              | CpG Clusters use CpG Islands | 
              | CpG Islands | 
              | CpG-Rich Islands use CpG Islands | 
              | CPITN use Periodontal Index | 
              | CPM use Critical Path Method | 
              | CPM Therapy use Motion Therapy, Continuous Passive | 
              | CPOE use Medical Order Entry Systems | 
              | CPR use Cardiopulmonary Resuscitation | 
              | CPS 1 Deficiency use Carbamoyl-Phosphate Synthase I Deficiency Disease | 
              | CPT Codes use Current Procedural Terminology | 
              | CR1 Receptors use Receptors, Complement 3b | 
              | CR2 Receptors use Receptors, Complement 3d | 
              | CR3 Receptor use Macrophage-1 Antigen | 
              | Crab use Xiphosura americana | 
              | Crab Lice use Phthirus | 
              | Crab's Eye use Abrus | 
              | Crab's Eye Vine use Abrus | 
              | Crab, Blue use Brachyura | 
              | Crab, Common Shore use Brachyura | 
              | Crab, Green use Brachyura | 
              | Crab-Eating Monkey use Macaca fascicularis | 
              | Crabgrass use Digitaria | 
              | Crabs, Horseshoe use Horseshoe Crabs | 
              | Crabs, Short-Tailed use Brachyura | 
              | Crabs, True use Brachyura | 
              | Craches use Stellaria media | 
              | Crack Cocaine | 
              | Cracked Tooth Syndrome | 
              | Crackers use Cookies | 
              | Crackles use Respiratory Sounds | 
              | CRADD Signaling Adaptor Protein | 
              | Crambe crambe use Crambe Sponge | 
              | Crambe Plant | 
              | Crambe Sponge | 
              | Cramp use Muscle Cramp | 
              | Cramp Bark use Viburnum | 
              | Cranberry use Vaccinium macrocarpon | 
              | Cranberry, Highbush use Viburnum | 
              | Crane's-Bill use Geranium maculatum | 
              | Crangon use Crangonidae | 
              | Crangonidae | 
              | Cranial Arteritis use Giant Cell Arteritis | 
              | Cranial Base use Skull Base | 
              | Cranial Epidural Hematoma use Hematoma, Epidural, Cranial | 
              | Cranial Fontanelles | 
              | Cranial Fossa, Anterior | 
              | Cranial Fossa, Middle | 
              | Cranial Fossa, Posterior | 
              | Cranial Irradiation | 
              | Cranial Nerve Diseases | 
              | Cranial Nerve I use Olfactory Nerve | 
              | Cranial Nerve I Diseases use Olfactory Nerve Diseases | 
              | Cranial Nerve II use Optic Nerve | 
              | Cranial Nerve II Diseases use Optic Nerve Diseases | 
              | Cranial Nerve III use Oculomotor Nerve | 
              | Cranial Nerve III Diseases use Oculomotor Nerve Diseases | 
              | Cranial Nerve Injuries | 
              | Cranial Nerve IV use Trochlear Nerve | 
              | Cranial Nerve IV Diseases use Trochlear Nerve Diseases | 
              | Cranial Nerve IX use Glossopharyngeal Nerve | 
              | Cranial Nerve IX Diseases use Glossopharyngeal Nerve Diseases | 
              | Cranial Nerve Neoplasms | 
              | Cranial Nerve V use Trigeminal Nerve | 
              | Cranial Nerve V Diseases use Trigeminal Nerve Diseases | 
              | Cranial Nerve VI use Abducens Nerve | 
              | Cranial Nerve VI Diseases use Abducens Nerve Diseases | 
              | Cranial Nerve VII use Facial Nerve | 
              | Cranial Nerve VII Diseases use Facial Nerve Diseases | 
              | Cranial Nerve VIII use Vestibulocochlear Nerve | 
              | Cranial Nerve VIII Diseases use Vestibulocochlear Nerve Diseases | 
              | Cranial Nerve X use Vagus Nerve | 
              | Cranial Nerve X Diseases use Vagus Nerve Diseases | 
              | Cranial Nerve XI use Accessory Nerve | 
              | Cranial Nerve XI Diseases use Accessory Nerve Diseases | 
              | Cranial Nerve XII use Hypoglossal Nerve | 
              | Cranial Nerve XII Diseases use Hypoglossal Nerve Diseases | 
              | Cranial Nerves | 
              | Cranial Neuroma, Benign use Cranial Nerve Neoplasms | 
              | Cranial Neuropathies use Cranial Nerve Diseases | 
              | Cranial Neuropathies, Multiple use Cranial Nerve Diseases | 
              | Cranial Pneumocyst use Pneumocephalus | 
              | Cranial Sinus Thrombosis use Sinus Thrombosis, Intracranial | 
              | Cranial Sinuses | 
              | Cranial Soft Spot use Cranial Fontanelles | 
              | Cranial Soft Spots use Cranial Fontanelles | 
              | Cranial Sutures | 
              | Cranial Trauma, Penetrating use Head Injuries, Penetrating | 
              | Craniocerebral Trauma | 
              | Craniocerebral Trauma, Penetrating use Head Injuries, Penetrating | 
              | Craniocervical Injuries use Trauma, Nervous System | 
              | Craniofacial Abnormalities | 
              | Craniofacial Dysostosis | 
              | Craniofacial Pain use Facial Pain | 
              | Craniology | 
              | Craniomandibular Disorders | 
              | Craniometry use Cephalometry | 
              | Craniopharyngioma | 
              | Craniopharyngioma, Adamantinous use Craniopharyngioma | 
              | Craniopharyngioma, Papillary use Craniopharyngioma | 
              | Craniorachischisis use Neural Tube Defects | 
              | Craniospinal Irradiation | 
              | Craniosynostoses | 
              | Craniotomy | 
              | Cranium use Skull | 
              | Crassostrea | 
              | Crassulaceae | 
              | Crataegus | 
              | Crataegus lacirgata use Crataegus oxyacantha | 
              | Crataegus oxyacantha | 
              | Craterostigma | 
              | Crateva use Capparaceae | 
              | Cratoxylum use Clusiaceae | 
              | CrATP use Adenosine Triphosphate | 
              | Craving | 
              | Crayfish use Astacoidea | 
              | Crazy Weed use Aragallus lamberti | 
              | CRDTL use Caribbean Public Health Agency | 
              | Cream of Herbs use Plant Creams | 
              | Creams for Eye Areas use Products for Eye Areas | 
              | Creamy and Powder Blushes use Products for Facial Makeup | 
              | Creatine | 
              | Creatine Kinase | 
              | Creatine Kinase, BB Form | 
              | Creatine Kinase, MB Form | 
              | Creatine Kinase, Mitochondrial use Creatine Kinase, Mitochondrial Form | 
              | Creatine Kinase, Mitochondrial Form | 
              | Creatine Kinase, MM Form | 
              | Creatine Phosphate use Phosphocreatine | 
              | Creatine Phosphokinase use Creatine Kinase | 
              | Creatinine | 
              | Creativeness use Creativity | 
              | Creativity | 
              | CREB Protein use Cyclic AMP Response Element-Binding Protein | 
              | CREB-Binding Protein | 
              | Credentialing | 
              | Credentialing of Health Facilities use Health Facility Accreditation | 
              | Credentialing of Hospital Units use Hospital Accreditation | 
              | Credentialing of Hospitals use Hospital Accreditation | 
              | Credit and Collection, Patient use Patient Credit and Collection | 
              | Creeping Charlie use Glechoma hederacea | 
              | Creeping Eruption use Larva Migrans | 
              | Creeping Myrtle use Vinca minor | 
              | Creeping Thyme use Thymus serpyllum | 
              | Cremains use Cremation | 
              | Cremation | 
              | Crenarchaeota | 
              | Creosote | 
              | Creosote Bush use Larrea | 
              | Crepis | 
              | Crescendo Transient Ischemic Attacks use Ischemic Attack, Transient | 
              | Cresols | 
              | Cress use Brassicaceae | 
              | Cress, Bitter use Cardamine | 
              | Cress, Common Garden use Lepidium sativum | 
              | Cress, Garden use Lepidium sativum | 
              | Cress, Indian use Tropaeolum | 
              | Cress, Meadow use Cardamine | 
              | Cress, Mouse-ear use Arabidopsis | 
              | Cress, Rock use Arabis | 
              | Cress, Winter use Barbarea | 
              | Cress, Yellow use Rorippa | 
              | CREST Syndrome | 
              | Crete use Greece | 
              | Cretinism use Congenital Hypothyroidism | 
              | Creutzfeldt-Jakob Syndrome | 
              | CRF-41 use Corticotropin-Releasing Hormone | 
              | CRH Receptors use Receptors, Corticotropin-Releasing Hormone | 
              | Cri-du-Chat Syndrome | 
              | Crib Death use Sudden Infant Death | 
              | Criblamydiaceae use Chlamydiales | 
              | Cribriform Plate use Ethmoid Bone | 
              | Cribs use Infant Equipment | 
              | Cricetidae use Arvicolinae | 
              | Cricetinae | 
              | Cricetulus | 
              | Cricetus use Cricetinae | 
              | Crickets use Gryllidae | 
              | Cricoid Cartilage | 
              | Cricopharyngeus use Pharyngeal Muscles | 
              | Cricothyroid Muscles use Laryngeal Muscles | 
              | Crigler-Najjar Syndrome | 
              | Crime | 
              | Crime Victims | 
              | Crimean War | 
              | Crimean-Congo hemorrhagic fever virus use Hemorrhagic Fever Virus, Crimean-Congo | 
              | Criminal Insanity use Insanity Defense | 
              | Criminal Justice use Criminal Law | 
              | Criminal Law | 
              | Criminal Liability | 
              | Criminal Psychology | 
              | Criminals | 
              | Criminology | 
              | Crimson Shower use Humea elegans | 
              | Crinivirus | 
              | Crinum | 
              | Crisis Intervention | 
              | CRISPR-Associated Proteins | 
              | CRISPR-Cas Systems | 
              | Crisscross Heart | 
              | Crithidia | 
              | Crithidia fasciculata | 
              | Critic Flow | 
              | Critic Runoff | 
              | Critical Care | 
              | Critical Care Nursing | 
              | Critical Illness | 
              | Critical Incident Stress Debriefing use Crisis Intervention | 
              | Critical Incident Technique use Task Performance and Analysis | 
              | Critical Path use Critical Path Method | 
              | Critical Path Method | 
              | Critical Pathways | 
              | Critical Period (Psychology) | 
              | Critical Route use Critical Path Method | 
              | crk Oncogene Protein use Oncogene Protein v-crk | 
              | crk Proto-Oncogene Proteins use Proto-Oncogene Proteins c-crk | 
              | Crk-Associated Substrate Protein | 
              | cRNA use RNA, Complementary | 
              | cRNA Probes use RNA, Complementary | 
              | Croakers use Perciformes | 
              | Croatia | 
              | Crocidolite Asbestos use Asbestos, Crocidolite | 
              | Crocodiles use Alligators and Crocodiles | 
              | Crocus | 
              | Crocus sativus | 
              | Crocus, Autumn use Colchicum | 
              | Crohn Disease | 
              | Cromakalim | 
              | Cromolyn Sodium | 
              | Cron-Ergot use Ustilago maydis | 
              | Cronkhite-Canada Syndrome use Intestinal Polyposis | 
              | Cronobacter | 
              | Cronobacter sakazakii | 
              | Croomia use Stemonaceae | 
              | Crop Husbandry use Agricultural Cultivation | 
              | Crop Moisture Ratio | 
              | Crop Production use Agricultural Cultivation | 
              | Crop Rotation | 
              | Crop, Avian | 
              | Crops (activity) use Agricultural Cultivation | 
              | Crops (produce) use Crops, Agricultural | 
              | Crops, Agricultural | 
              | Cross Adder use Vipera berus | 
              | Cross Circulation | 
              | Cross Infection | 
              | Cross Protection | 
              | Cross Reactions | 
              | Cross Spider use Aranea diadema | 
              | Cross-Cultural Comparison | 
              | Cross-Leaved Gentian use Gentiana cruciata | 
              | Cross-Linking Reagents | 
              | Cross-Over Studies | 
              | Cross-Presentation use Cross-Priming | 
              | Cross-Priming | 
              | Cross-Product Ratio use Odds Ratio | 
              | Cross-Sectional Studies | 
              | Cross-Transfusion, Intrauterine use Fetofetal Transfusion | 
              | Crossarchus use Herpestidae | 
              | Crossbite use Malocclusion | 
              | Crossbreeding use Hybridization, Genetic | 
              | Crossed Connections use Crossed Installations | 
              | Crossed Installations | 
              | Crossed Viper use Vipera berus | 
              | Crosses, Genetic | 
              | Crossing Over, Genetic | 
              | Crossmatching, Blood use Blood Grouping and Crossmatching | 
              | Crossmatching, Tissue use Histocompatibility Testing | 
              | Crotalaria | 
              | Crotalid Venoms | 
              | Crotalids use Viperidae | 
              | Crotalus | 
              | Crotalus cascavella | 
              | Crotalus durissus terrificus use Crotalus cascavella | 
              | Crotalus horridus | 
              | Crotapotin use Crotoxin | 
              | Croton | 
              | Croton chloralum | 
              | Croton eluteria use Cascarilla | 
              | Croton Oil | 
              | Croton tiglium | 
              | Crotonase use Enoyl-CoA Hydratase | 
              | Crotonates | 
              | Crotoxin | 
              | Croup | 
              | Croup-Associated Virus use Parainfluenza Virus 2, Human | 
              | Crouzon's Disease use Craniofacial Dysostosis | 
              | Crow Corn use Aletris farinosa | 
              | Crow-Fukase Syndrome use POEMS Syndrome | 
              | Crowding | 
              | Crowdsourcing | 
              | Crown Compounds | 
              | Crown Ethers | 
              | Crown Gall use Plant Tumors | 
              | Crown Lengthening | 
              | Crown of Thorns use Euphorbia | 
              | Crown-Rump Length | 
              | Crownplant use Calotropis gigantea | 
              | Crowns | 
              | Crows | 
              | CRST Syndrome use CREST Syndrome | 
              | Crucian Carp use Carps | 
              | Cruciata use Rubiaceae | 
              | Cruciate Ligament, Anterior use Anterior Cruciate Ligament | 
              | Cruciate Ligament, Posterior use Posterior Cruciate Ligament | 
              | Cruciferae use Brassicaceae | 
              | Crude Oil use Petroleum | 
              | Cruor use Postmortem Changes | 
              | Crush Syndrome | 
              | Crustacea | 
              | Crutch Palsy use Radial Neuropathy | 
              | Crutches | 
              | Cruveilhier-Baumgarten Syndrome use Hypertension, Portal | 
              | Crying | 
              | Cryoablation use Cryosurgery | 
              | Cryoanesthesia | 
              | Cryoelectron Microscopy | 
              | Cryofixation use Cryopreservation | 
              | Cryogels | 
              | Cryoglobulinemia | 
              | Cryoglobulins | 
              | Cryopreservation | 
              | Cryoprotective Agents | 
              | Cryopyrin-Associated Periodic Syndromes | 
              | Cryopyrinopathy use Cryopyrin-Associated Periodic Syndromes | 
              | Cryosectioning use Cryoultramicrotomy | 
              | Cryosurgery | 
              | Cryotherapy | 
              | Cryoultramicrotomy | 
              | Cryptands use Crown Ethers | 
              | Cryptates use Crown Ethers | 
              | Cryptenamine use Protoveratrines | 
              | Cryptocarya | 
              | Cryptocercidae use Cockroaches | 
              | Cryptochrome Proteins use Cryptochromes | 
              | Cryptochromes | 
              | Cryptococcal Meningitis use Meningitis, Cryptococcal | 
              | Cryptococcosis | 
              | Cryptococcus | 
              | Cryptococcus gattii | 
              | Cryptococcus neoformans | 
              | Cryptogenic Chronic Hepatitis use Hepatitis, Chronic | 
              | Cryptogenic Fibrosing Alveolitis use Idiopathic Pulmonary Fibrosis | 
              | Cryptogenic Infantile Spasms use Spasms, Infantile | 
              | Cryptogenic Organizing Pneumonia | 
              | Cryptolepis | 
              | Cryptomeria | 
              | Cryptomonads use Cryptophyta | 
              | Cryptomonas use Cryptophyta | 
              | Cryptomys use Mole Rats | 
              | Cryptophyta | 
              | Cryptopinum | 
              | Cryptorchidism | 
              | Cryptosporidiidae | 
              | Cryptosporidiosis | 
              | Cryptosporidium | 
              | Cryptosporidium parvum | 
              | Cryptostegia use Asclepiadaceae | 
              | Cryptoxanthins | 
              | Crystal Sugar use Sugar | 
              | Crystal Violet use Gentian Violet | 
              | Crystalline Polymorphs use Crystallization | 
              | Crystallinic Acid use Novobiocin | 
              | Crystallins | 
              | Crystallins, alpha use alpha-Crystallins | 
              | Crystallins, alpha A Chain use alpha-Crystallin A Chain | 
              | Crystallins, alpha B Chain use alpha-Crystallin B Chain | 
              | Crystallins, beta use beta-Crystallins | 
              | Crystallins, beta A Chain use beta-Crystallin A Chain | 
              | Crystallins, beta B Chain use beta-Crystallin B Chain | 
              | Crystallins, delta use delta-Crystallins | 
              | Crystallins, epsilon use epsilon-Crystallins | 
              | Crystallins, gamma use gamma-Crystallins | 
              | Crystallins, omega use omega-Crystallins | 
              | Crystallins, tau use tau-Crystallins | 
              | Crystallins, zeta use zeta-Crystallins | 
              | Crystallization | 
              | Crystallography | 
              | Crystallography, X-Ray | 
              | CSF-1 use Macrophage Colony-Stimulating Factor | 
              | CSF-1 Receptor use Receptor, Macrophage Colony-Stimulating Factor | 
              | CSF-GM use Granulocyte-Macrophage Colony-Stimulating Factor | 
              | CSF-M use Macrophage Colony-Stimulating Factor | 
              | CT Scan, Radionuclide use Tomography, Emission-Computed | 
              | CT Scan, Single-Photon Emission use Tomography, Emission-Computed, Single-Photon | 
              | CT Scan, Spiral use Tomography, Spiral Computed | 
              | CT Scan, Spiral Cone-Beam use Spiral Cone-Beam Computed Tomography | 
              | CT Scan, X-Ray use Tomography, X-Ray Computed | 
              | CT Scanner, X-Ray use Tomography Scanners, X-Ray Computed | 
              | CTA use Technical Chamber of Foods | 
              | Ctenocephalides | 
              | Ctenomyces use Arthrodermataceae | 
              | Ctenophora | 
              | Ctenophores use Ctenophora | 
              | CTG, Antepartum use Cardiotocography | 
              | CTLA-4 Antigen | 
              | CTP use Cytidine Triphosphate | 
              | CTP Phosphocholine Cytidylyltransferase use Choline-Phosphate Cytidylyltransferase | 
              | Cu-Zn Superoxide Dismutase use Superoxide Dismutase | 
              | Cuachalalate use Rajania subsamarata | 
              | Cuba | 
              | Cuban Americans use Hispanic Americans | 
              | Cuban Spider use Tarentula cubensis | 
              | Cubeb Pepper use Piper | 
              | Cubeba officinalis | 
              | Cubital Tunnel Syndrome | 
              | Cubitus (Elbow) use Elbow | 
              | Cubitus (Ulna) use Ulna | 
              | Cuboid Bone use Tarsal Bones | 
              | Cubozoa | 
              | Cuckoo Bittercress use Cardamine pratensis | 
              | Cuckoo Flower use Cardamine pratensis | 
              | Cuckoo-Pint use Arum maculatum | 
              | Cucumaria | 
              | Cucumber mosaic virus use Cucumovirus | 
              | Cucumber Mosaic Virus Satellite | 
              | Cucumber Mosaic Virus Satellite RNA use Cucumber Mosaic Virus Satellite | 
              | Cucumbers use Cucumis sativus | 
              | Cucumis | 
              | Cucumis colocynthis use Citrullus colocynthis | 
              | Cucumis melo | 
              | Cucumis sativus | 
              | Cucumovirus | 
              | Cucurbita | 
              | Cucurbita citrullus | 
              | Cucurbita pepo | 
              | Cucurbitaceae | 
              | Cucurbitacins | 
              | Cud-Weed-Old Balsa use Gnaphalium polycephalum | 
              | Cudrania use Moraceae | 
              | Cues | 
              | Cuff, Rotator use Rotator Cuff | 
              | Cul-de-Sac, Douglas' use Douglas' Pouch | 
              | Culdoscopes | 
              | Culdoscopic Surgical Procedures use Culdoscopy | 
              | Culdoscopy | 
              | Culex | 
              | Culex fatigans use Culex musca | 
              | Culex musca | 
              | Culicidae | 
              | Culicinins use Peptaibols | 
              | Culicoides use Ceratopogonidae | 
              | Cullin Proteins | 
              | Cultivation, Agricultural use Agricultural Cultivation | 
              | Cultural Aspects use Cultural Characteristics | 
              | Cultural Body Modification use Body Modification, Non-Therapeutic | 
              | Cultural Characteristics | 
              | Cultural Competency | 
              | Cultural Deprivation | 
              | Cultural Disadvantagement use Cultural Deprivation | 
              | Cultural Diversity | 
              | Cultural Evolution | 
              | Cultural Factors | 
              | Culturally Competent Care | 
              | Culture | 
              | Culture Diffusion Chambers use Diffusion Chambers, Culture | 
              | Culture Media | 
              | Culture Media, Conditioned | 
              | Culture Media, Serum-Free | 
              | Culture Techniques | 
              | Cultured Cells use Cells, Cultured | 
              | Cultured Milk Products | 
              | Cultured Tumor Cells use Tumor Cells, Cultured | 
              | Cumarinum | 
              | Cumim use Carum carvi | 
              | Cumin use Cuminum | 
              | Cumin, Black use Nigella sativa | 
              | Cuminum | 
              | Cumulative Survival Rate use Survival Rate | 
              | Cumulative Trauma Disorders | 
              | Cumulonimbus | 
              | Cumulus | 
              | Cumulus Cells | 
              | Cundurango | 
              | Cuneiform Bones use Tarsal Bones | 
              | Cuniculidae | 
              | Cunila pulegioides use Hedeoma pulegioides | 
              | Cunninghamella | 
              | Cunninghamia | 
              | Cuphea | 
              | Cuphea viscosissima | 
              | Cuppric Oxide use Cuprum Oxydatum Nigrum | 
              | Cupressaceae | 
              | Cupressus | 
              | Cupressus arbor vitae use Thuya occidentalis | 
              | Cupressus australis | 
              | Cupressus lawsoniana | 
              | Cupressus sempervirens use Cupressus australis | 
              | Cupriavidus | 
              | Cupriavidus necator | 
              | Cupric Sulfate use Copper Sulfate | 
              | Cuprizone | 
              | Cuprum Aceticum | 
              | Cuprum Ammoniae Sulphuricum | 
              | Cuprum Arsenicosum | 
              | Cuprum Carbonicum | 
              | Cuprum Cyanatum | 
              | Cuprum Metallicum | 
              | Cuprum Muriaticum | 
              | Cuprum Nitricum | 
              | Cuprum Oxydatum use Cuprum Oxydatum Nigrum | 
              | Cuprum Oxydatum Nigrum | 
              | Cuprum Sulphuricum | 
              | Curaçao use Netherlands Antilles | 
              | Curare | 
              | Curare-Like Agents use Neuromuscular Nondepolarizing Agents | 
              | Curariform Drugs use Neuromuscular Nondepolarizing Agents | 
              | Curcas purgans use Jatropha curcas | 
              | Curculigo | 
              | Curculionidae use Weevils | 
              | Curcuma | 
              | Curcuma javanensis | 
              | Curcuma longa use Curcuma | 
              | Curcuma xanthorrhiza use Curcuma javanensis | 
              | Curcumin | 
              | Cure use Cure in Homeopathy | 
              | Cure All use Geum rivale | 
              | Cure Ideal use Cure in Homeopathy | 
              | Cure in Homeopathy | 
              | Cure Laws use Laws of Cure in Homeopathy | 
              | Cure Obstacle use Obstacle to the Cure | 
              | Cure of Orthodontic Adhesives use Dental Bonding | 
              | Curettage | 
              | Curietherapy use Brachytherapy | 
              | Curing Lights, Dental | 
              | Curiosity use Exploratory Behavior | 
              | Curium | 
              | Curled Dock use Rumex crispus | 
              | Curling's Ulcer use Duodenal Ulcer | 
              | Curly Dock use Rumex crispus | 
              | Currant, Black use Ribes | 
              | Current Meter Water | 
              | Current Procedural Terminology | 
              | Curriculum | 
              | Curriculum Support use Remedial Teaching | 
              | Curriculum, Problem-Based use Problem-Based Learning | 
              | Curtovirus use Geminiviridae | 
              | Cuscus (East Indian Grass) use Anatherum muricatum | 
              | Cuscus Grass use Anatherum muricatum | 
              | Cuscuses use Phalangeridae | 
              | Cuscuta | 
              | Cushing Disease use Pituitary ACTH Hypersecretion | 
              | Cushing Syndrome | 
              | Cushion Liners use Denture Liners | 
              | Cusimanses use Herpestidae | 
              | Cusparia febrifuga use Angustura vera | 
              | Cusparia trifoliata use Angustura vera | 
              | Cuspid | 
              | Cusso use Kousso | 
              | Cussonia use Araliaceae | 
              | Custodial Care | 
              | Custody, Child use Child Custody | 
              | Customized Drugs use Designer Drugs | 
              | Customs use Culture | 
              | Cut Weed use Fucus vesiculosus | 
              | Cut-Down use Denudation | 
              | Cutaneous Alternariosis use Alternariosis | 
              | Cutaneous Drug Administration use Administration, Cutaneous | 
              | Cutaneous Elimination | 
              | Cutaneous Fistula | 
              | Cutaneous Larva Migrans use Larva Migrans | 
              | Cutaneous Leukocytoclastic Vasculitis use Vasculitis, Leukocytoclastic, Cutaneous | 
              | Cutaneous Mastocytosis use Mastocytosis, Cutaneous | 
              | Cutaneous Oximetry use Blood Gas Monitoring, Transcutaneous | 
              | Cutdown, Venous use Venous Cutdown | 
              | Cutis Elastica use Ehlers-Danlos Syndrome | 
              | Cutis Laxa | 
              | Cuts use Wounds, Penetrating | 
              | Cuttlefish use Decapodiformes | 
              | CX3C Chemokines use Chemokines, CX3C | 
              | CX3CL1 Chemokine use Chemokine CX3CL1 | 
              | Cx43 use Connexin 43 | 
              | CXC Chemokine Receptor 1 use Receptors, Interleukin-8A | 
              | CXC Chemokine Receptor 2 use Receptors, Interleukin-8B | 
              | CXC Chemokine Receptor 3 use Receptors, CXCR3 | 
              | CXC Chemokine Receptor 4 use Receptors, CXCR4 | 
              | CXC Chemokine Receptor 5 use Receptors, CXCR5 | 
              | CXC Chemokines use Chemokines, CXC | 
              | CXCL1 Chemokine use Chemokine CXCL1 | 
              | CXCL10 Chemokine use Chemokine CXCL10 | 
              | CXCL11 Chemokine use Chemokine CXCL11 | 
              | CXCL12 Chemokine use Chemokine CXCL12 | 
              | CXCL13 Chemokine use Chemokine CXCL13 | 
              | CXCL2 Chemokine use Chemokine CXCL2 | 
              | CXCL4 Chemokine use Platelet Factor 4 | 
              | CXCL5 Chemokine use Chemokine CXCL5 | 
              | CXCL6 Chemokine use Chemokine CXCL6 | 
              | CXCL8 Chemokine use Interleukin-8 | 
              | CXCL9 Chemokine use Chemokine CXCL9 | 
              | CXCR Receptors use Receptors, CXCR | 
              | CXCR1 Receptors use Receptors, Interleukin-8A | 
              | CXCR2 Protein use Receptors, Interleukin-8B | 
              | CXCR2 Receptors use Receptors, Interleukin-8B | 
              | CXCR3 Receptors use Receptors, CXCR3 | 
              | CXCR4 Receptors use Receptors, CXCR4 | 
              | CXCR5 Receptors use Receptors, CXCR5 | 
              | Cyamopsis | 
              | Cyanamide | 
              | Cyanates | 
              | Cyanatus use Mercurius Cyanatus | 
              | Cyanides | 
              | Cyanoacrylates | 
              | Cyanobacteria | 
              | Cyanocobalamin use Vitamin B 12 | 
              | Cyanogen Bromide | 
              | Cyanoketone | 
              | Cyanomethanes use Acetonitriles | 
              | Cyanomethylamine use Aminoacetonitrile | 
              | Cyanophora | 
              | Cyanophyceae use Cyanobacteria | 
              | Cyanophyta use Cyanobacteria | 
              | Cyanosis | 
              | Cyanothece | 
              | Cyathus | 
              | Cybernetics | 
              | Cycadophyta | 
              | Cycas | 
              | Cycasin | 
              | Cyclacillin | 
              | Cyclamates | 
              | Cyclamen | 
              | Cyclamen europaeum | 
              | Cyclamen officinalis use Cyclamen europaeum | 
              | Cyclamen purpurascens use Cyclamen europaeum | 
              | Cyclamic Acid use Cyclamates | 
              | Cyclandelate | 
              | Cyclazocine | 
              | Cyclea | 
              | Cyclic ADP-Ribose | 
              | Cyclic Amino Acids use Amino Acids, Cyclic | 
              | Cyclic AMP | 
              | Cyclic AMP Receptor Protein | 
              | Cyclic AMP Receptors use Receptors, Cyclic AMP | 
              | Cyclic AMP Response Element Modulator | 
              | Cyclic AMP Response Element-Binding Protein | 
              | Cyclic AMP Response Element-Binding Protein A | 
              | Cyclic AMP-Dependent Protein Kinase Catalytic Subunits | 
              | Cyclic AMP-Dependent Protein Kinase RIalpha Subunit | 
              | Cyclic AMP-Dependent Protein Kinase RIbeta Subunit | 
              | Cyclic AMP-Dependent Protein Kinase RIIalpha Subunit | 
              | Cyclic AMP-Dependent Protein Kinase RIIbeta Subunit | 
              | Cyclic AMP-Dependent Protein Kinase Type I | 
              | Cyclic AMP-Dependent Protein Kinase Type II | 
              | Cyclic AMP-Dependent Protein Kinases | 
              | Cyclic CMP | 
              | Cyclic GMP | 
              | Cyclic GMP-Dependent Protein Kinase Type I | 
              | Cyclic GMP-Dependent Protein Kinase Type II | 
              | Cyclic GMP-Dependent Protein Kinases | 
              | Cyclic Hydrocarbons use Hydrocarbons, Cyclic | 
              | Cyclic IMP | 
              | Cyclic N-Oxides | 
              | Cyclic Nucleotide Phosphodiesterases, Type 1 | 
              | Cyclic Nucleotide Phosphodiesterases, Type 2 | 
              | Cyclic Nucleotide Phosphodiesterases, Type 3 | 
              | Cyclic Nucleotide Phosphodiesterases, Type 4 | 
              | Cyclic Nucleotide Phosphodiesterases, Type 5 | 
              | Cyclic Nucleotide Phosphodiesterases, Type 6 | 
              | Cyclic Nucleotide Phosphodiesterases, Type 7 | 
              | Cyclic Nucleotide Phosphodiesterases, Type I use Cyclic Nucleotide Phosphodiesterases, Type 1 | 
              | Cyclic Nucleotide-Gated Cation Channels | 
              | Cyclic Nucleotide-Regulated Protein Kinases | 
              | Cyclic Olefins use Cycloparaffins | 
              | Cyclic P-Oxides | 
              | Cyclic Peptides use Peptides, Cyclic | 
              | Cyclic S-Oxides | 
              | Cyclic Somatostatin use Somatostatin | 
              | Cyclic-Nucleotide Gated Ion Channels use Cyclic Nucleotide-Gated Cation Channels | 
              | Cyclicity use Periodicity | 
              | Cyclin A | 
              | Cyclin A1 | 
              | Cyclin A2 | 
              | Cyclin B | 
              | Cyclin B1 | 
              | Cyclin B2 | 
              | Cyclin C | 
              | Cyclin D | 
              | Cyclin D1 | 
              | Cyclin D1 Genes use Genes, bcl-1 | 
              | Cyclin D2 | 
              | Cyclin D3 | 
              | Cyclin E | 
              | Cyclin G | 
              | Cyclin G1 | 
              | Cyclin G2 | 
              | Cyclin H | 
              | Cyclin I | 
              | Cyclin T | 
              | Cyclin-Dependent Kinase 1 use CDC2 Protein Kinase | 
              | Cyclin-Dependent Kinase 2 | 
              | Cyclin-Dependent Kinase 3 | 
              | Cyclin-Dependent Kinase 4 | 
              | Cyclin-Dependent Kinase 5 | 
              | Cyclin-Dependent Kinase 6 | 
              | Cyclin-Dependent Kinase 8 | 
              | Cyclin-Dependent Kinase 9 | 
              | Cyclin-Dependent Kinase Inhibitor p15 | 
              | Cyclin-Dependent Kinase Inhibitor p16 | 
              | Cyclin-Dependent Kinase Inhibitor p18 | 
              | Cyclin-Dependent Kinase Inhibitor p19 | 
              | Cyclin-Dependent Kinase Inhibitor p21 | 
              | Cyclin-Dependent Kinase Inhibitor p27 | 
              | Cyclin-Dependent Kinase Inhibitor p57 | 
              | Cyclin-Dependent Kinase Inhibitor Proteins | 
              | Cyclin-Dependent Kinases | 
              | Cyclins | 
              | Cyclitis, Chronic use Uveitis, Intermediate | 
              | Cyclitis, Heterochromic use Iridocyclitis | 
              | Cyclitols | 
              | Cyclization | 
              | Cyclizine | 
              | Cycloaddition use Cycloaddition Reaction | 
              | Cycloaddition Reaction | 
              | Cycloaldolase use Myo-Inositol-1-Phosphate Synthase | 
              | Cycloalkanes use Cycloparaffins | 
              | Cycloalkenes use Cycloparaffins | 
              | Cycloalkynes use Cycloparaffins | 
              | Cycloamylose use Cyclodextrins | 
              | Cyclobutanes | 
              | Cyclocytidine use Ancitabine | 
              | Cyclodecanes | 
              | Cyclodextrins | 
              | Cyclofenil | 
              | Cyclogenesis | 
              | Cyclogenetic Hurricane Zone | 
              | Cycloheptanes | 
              | Cyclohexadienes use Cyclohexenes | 
              | Cyclohexanecarboxylic Acids | 
              | Cyclohexanes | 
              | Cyclohexanols | 
              | Cyclohexanones | 
              | Cyclohexenes | 
              | Cycloheximide | 
              | Cyclohexylamines | 
              | Cycloleucine | 
              | Cyclomethiazide use Cyclopenthiazide | 
              | Cyclonamine use Ethamsylate | 
              | Cyclone use Cyclonic Storms | 
              | Cyclone Warning | 
              | Cyclones use Cyclonic Storms | 
              | Cyclonic Storms | 
              | Cyclooctanes | 
              | Cyclooctenes use Cyclooctanes | 
              | Cyclooctodienes use Cyclooctanes | 
              | Cyclooxygenase 1 | 
              | Cyclooxygenase 2 | 
              | Cyclooxygenase 2 Inhibitors | 
              | Cyclooxygenase Inhibitors | 
              | Cycloparaffins | 
              | Cyclopentadienes use Cyclopentanes | 
              | Cyclopentanes | 
              | Cyclopentenes use Cyclopentanes | 
              | Cyclopenthiazide | 
              | Cyclopentolate | 
              | Cyclophilin use Cyclophilins | 
              | Cyclophilin A | 
              | Cyclophilins | 
              | Cyclophosphamide | 
              | Cyclopia Plant | 
              | Cycloplegics use Mydriatics | 
              | Cyclopoida use Copepoda | 
              | Cyclopropanes | 
              | Cycloserine | 
              | Cyclospora | 
              | Cyclosporiasis | 
              | Cyclosporin A use Cyclosporine | 
              | Cyclosporin-Binding Proteins use Cyclophilins | 
              | Cyclosporine | 
              | Cyclosporins | 
              | Cyclosteroids | 
              | Cyclothymic Disorder | 
              | Cyclothymic Personality use Cyclothymic Disorder | 
              | Cyclotides | 
              | Cyclotrons | 
              | Cydia pomonella granulovirus use Granulovirus | 
              | Cydonia use Rosaceae | 
              | Cydonia oblonga use Cydonia vulgaris | 
              | Cydonia vulgaris | 
              | Cylindroma use Carcinoma, Adenoid Cystic | 
              | Cylindrospermopsis | 
              | Cyllamyces use Neocallimastigales | 
              | Cymarigenin use Strophanthidin | 
              | Cymarine | 
              | Cymarinum | 
              | Cymbidium ringspot virus use Tombusvirus | 
              | Cymbopogon | 
              | Cynanchum | 
              | Cynanchum atratum use Vincetoxicum | 
              | Cynara | 
              | Cynara scolymus | 
              | Cynodon | 
              | Cynodon dactylon | 
              | Cynoglossum use Boraginaceae | 
              | Cynoglossum officinale | 
              | Cynomolgus Monkey use Macaca fascicularis | 
              | Cynomorium | 
              | CYP11A1 use Cholesterol Side-Chain Cleavage Enzyme | 
              | CYP11B1 use Steroid 11-beta-Hydroxylase | 
              | CYP11B2 use Cytochrome P-450 CYP11B2 | 
              | CYP17 use Steroid 17-alpha-Hydroxylase | 
              | CYP19 use Aromatase | 
              | CYP1A1 use Cytochrome P-450 CYP1A1 | 
              | CYP1A2 use Cytochrome P-450 CYP1A2 | 
              | CYP27B1 use 25-Hydroxyvitamin D3 1-alpha-Hydroxylase | 
              | CYP2B1 use Cytochrome P-450 CYP2B1 | 
              | CYP2D6 use Cytochrome P-450 CYP2D6 | 
              | CYP2E1 use Cytochrome P-450 CYP2E1 | 
              | CYP3A use Cytochrome P-450 CYP3A | 
              | CYP7 use Cholesterol 7-alpha-Hydroxylase | 
              | CYP7A use Cholesterol 7-alpha-Hydroxylase | 
              | Cyperaceae | 
              | Cyperquat use 1-Methyl-4-phenylpyridinium | 
              | Cyperus | 
              | Cypovirus use Reoviridae | 
              | Cypress use Cupressus | 
              | Cypress Spurge use Euphorbia cyparissias | 
              | Cypress, Bald use Taxodium | 
              | Cypress, Lawson's False use Chamaecyparis | 
              | Cypress, Yellow use Chamaecyparis | 
              | Cyprinidae | 
              | Cypriniformes | 
              | Cyprinodon use Killifishes | 
              | Cyprinodontidae use Killifishes | 
              | Cyprinodontiformes | 
              | Cyprinus use Carps | 
              | Cypripedium pubescens | 
              | Cyproheptadine | 
              | Cyproterone | 
              | Cyproterone Acetate | 
              | Cyprus | 
              | Cyrtosperma | 
              | Cyst Fluid | 
              | Cyst, Lymphatic use Lymphocele | 
              | Cystadenocarcinoma | 
              | Cystadenocarcinoma, Mucinous | 
              | Cystadenocarcinoma, Papillary | 
              | Cystadenocarcinoma, Serous | 
              | Cystadenofibroma | 
              | Cystadenoma | 
              | Cystadenoma Lymphomatosum, Papillary use Adenolymphoma | 
              | Cystadenoma, Mucinous | 
              | Cystadenoma, Papillary | 
              | Cystadenoma, Serous | 
              | Cystamine | 
              | Cystaphos | 
              | Cystathionase use Cystathionine gamma-Lyase | 
              | Cystathionine | 
              | Cystathionine beta-Synthase | 
              | Cystathionine beta-Synthase Deficiency Disease use Homocystinuria | 
              | Cystathionine gamma-Lyase | 
              | Cystatin A | 
              | Cystatin B | 
              | Cystatin C | 
              | Cystatin E use Cystatin M | 
              | Cystatin M | 
              | Cystatin S use Salivary Cystatins | 
              | Cystatin Superfamily use Cystatins | 
              | Cystatins | 
              | Cystatins, Kininogen use Kininogens | 
              | Cysteamine | 
              | Cystectomy | 
              | Cysteic Acid | 
              | Cysteinamine use Cysteamine | 
              | Cysteine | 
              | Cysteine Desulfhydrase use Cystathionine gamma-Lyase | 
              | Cysteine Dioxygenase | 
              | Cysteine Endopeptidases | 
              | Cysteine Loop Ligand-Gated Ion Channel Receptors | 
              | Cysteine Protease Inhibitors use Cysteine Proteinase Inhibitors | 
              | Cysteine Proteases | 
              | Cysteine Proteinase Antagonists use Cysteine Proteinase Inhibitors | 
              | Cysteine Proteinase Inhibitors | 
              | Cysteine Proteinase Inhibitors, Endogenous use Cysteine Proteinase Inhibitors | 
              | Cysteine Proteinase Inhibitors, Exogenous use Cysteine Proteinase Inhibitors | 
              | Cysteine Proteinases use Cysteine Proteases | 
              | Cysteine Synthase | 
              | Cysteine-Rich Protein 61 | 
              | Cysteine-Specific tRNA use RNA, Transfer, Cys | 
              | Cysteinyldopa | 
              | Cystic Adenomatoid Malformation of Lung, Congenital | 
              | Cystic Duct | 
              | Cystic Fibrosis | 
              | Cystic Fibrosis Transmembrane Conductance Regulator | 
              | Cystic Periventricular Leukomalacia use Leukomalacia, Periventricular | 
              | Cysticercosis | 
              | Cysticercosis, Brain use Neurocysticercosis | 
              | Cysticercosis, Central Nervous System use Neurocysticercosis | 
              | Cysticercus | 
              | Cystine | 
              | Cystine Arylamidase use Cystinyl Aminopeptidase | 
              | Cystine Depleting Agents | 
              | Cystine Desulfhydrase use Cystathionine gamma-Lyase | 
              | Cystine Knot Motifs | 
              | Cystine-Knot Miniproteins | 
              | Cystineamine use Cystamine | 
              | Cystinosis | 
              | Cystinuria | 
              | Cystinyl Aminopeptidase | 
              | Cystitis | 
              | Cystitis, Chronic Interstitial use Cystitis, Interstitial | 
              | Cystitis, Interstitial | 
              | Cystocele | 
              | Cystoid Macular Edema use Macular Edema | 
              | Cystopyelitis use Pyelocystitis | 
              | Cystosarcoma Phyllodes use Phyllodes Tumor | 
              | Cystoscopes | 
              | Cystoscopic Surgical Procedures use Cystoscopy | 
              | Cystoscopy | 
              | Cystostomy | 
              | Cystotomy | 
              | Cystoviridae | 
              | Cystovirus use Cystoviridae | 
              | Cysts | 
              | Cysts, Central Nervous System use Central Nervous System Cysts | 
              | Cysts, Hydatid use Echinococcosis | 
              | Cystyl Aminopeptidase use Cystinyl Aminopeptidase | 
              | Cytapheresis | 
              | Cytarabine | 
              | Cytarabine Triphosphate use Arabinofuranosylcytosine Triphosphate | 
              | CYTED use Ibero-American Scientific and Technological Program for Development | 
              | Cytidine | 
              | Cytidine Aminohydrolase use Cytidine Deaminase | 
              | Cytidine Cyclic-3',5'-Monophosphate use Cyclic CMP | 
              | Cytidine Deaminase | 
              | Cytidine Diphosphate | 
              | Cytidine Diphosphate Choline | 
              | Cytidine Diphosphate Diglycerides | 
              | Cytidine Diphosphodiacylglycerols use Cytidine Diphosphate Diglycerides | 
              | Cytidine Monophosphate | 
              | Cytidine Monophosphate N-Acetylneuraminic Acid | 
              | Cytidine Phosphates use Cytosine Nucleotides | 
              | Cytidine Triphosphate | 
              | Cytidylate Phosphatase use 5'-Nucleotidase | 
              | Cytidylic Acid use Cytidine Monophosphate | 
              | Cytisinum | 
              | Cytisus | 
              | Cytisus laburnum | 
              | Cytisus scoparius use Cytisus | 
              | Cytochalasin B | 
              | Cytochalasin D | 
              | Cytochalasins | 
              | Cytochemistry use Histocytochemistry | 
              | Cytochrome a use Cytochromes a | 
              | Cytochrome a Group | 
              | Cytochrome aa3 use Electron Transport Complex IV | 
              | Cytochrome b use Cytochromes b | 
              | Cytochrome b Group | 
              | Cytochrome b6f Complex | 
              | Cytochrome bc1 Complex use Electron Transport Complex III | 
              | Cytochrome c use Cytochromes c | 
              | Cytochrome c Group | 
              | Cytochrome c1 use Cytochromes c1 | 
              | Cytochrome c2 use Cytochromes c2 | 
              | Cytochrome d use Cytochrome d Group | 
              | Cytochrome d Group | 
              | Cytochrome f use Cytochromes f | 
              | Cytochrome Oxidase use Electron Transport Complex IV | 
              | Cytochrome P-450 use Cytochrome P-450 Enzyme System | 
              | Cytochrome P-450 CYP-2A3 use Cytochrome P-450 CYP2A6 | 
              | Cytochrome P-450 CYP11A1 use Cholesterol Side-Chain Cleavage Enzyme | 
              | Cytochrome P-450 CYP11B1 use Steroid 11-beta-Hydroxylase | 
              | Cytochrome P-450 CYP11B2 | 
              | Cytochrome P-450 CYP19 use Aromatase | 
              | Cytochrome P-450 CYP1A1 | 
              | Cytochrome P-450 CYP1A2 | 
              | Cytochrome P-450 CYP1A2 Inducers | 
              | Cytochrome P-450 CYP1A2 Inhibitors | 
              | Cytochrome P-450 CYP1B1 | 
              | Cytochrome P-450 CYP21 use Steroid 21-Hydroxylase | 
              | Cytochrome P-450 CYP27B1 use 25-Hydroxyvitamin D3 1-alpha-Hydroxylase | 
              | Cytochrome P-450 CYP2A6 | 
              | Cytochrome P-450 CYP2B1 | 
              | Cytochrome P-450 CYP2B6 | 
              | Cytochrome P-450 CYP2B6 Inducers | 
              | Cytochrome P-450 CYP2B6 Inhibitors | 
              | Cytochrome P-450 CYP2C19 | 
              | Cytochrome P-450 CYP2C19 Inducers | 
              | Cytochrome P-450 CYP2C19 Inhibitors | 
              | Cytochrome P-450 CYP2C8 | 
              | Cytochrome P-450 CYP2C8 Inducers | 
              | Cytochrome P-450 CYP2C8 Inhibitors | 
              | Cytochrome P-450 CYP2C9 | 
              | Cytochrome P-450 CYP2C9 Inducers | 
              | Cytochrome P-450 CYP2C9 Inhibitors | 
              | Cytochrome P-450 CYP2D6 | 
              | Cytochrome P-450 CYP2D6 Inducers | 
              | Cytochrome P-450 CYP2D6 Inhibitors | 
              | Cytochrome P-450 CYP2E1 | 
              | Cytochrome P-450 CYP2E1 Inducers | 
              | Cytochrome P-450 CYP2E1 Inhibitors | 
              | Cytochrome P-450 CYP3A | 
              | Cytochrome P-450 CYP3A Inducers | 
              | Cytochrome P-450 CYP3A Inhibitors | 
              | Cytochrome P-450 CYP4A | 
              | Cytochrome P-450 CYP7 use Cholesterol 7-alpha-Hydroxylase | 
              | Cytochrome P-450 Enzyme Inducers | 
              | Cytochrome P-450 Enzyme Inhibitors | 
              | Cytochrome P-450 Enzyme System | 
              | Cytochrome P-450 Reductase use NADPH-Ferrihemoprotein Reductase | 
              | Cytochrome P-450(11 beta) use Steroid 11-beta-Hydroxylase | 
              | Cytochrome P-450(16 alpha) use Steroid 16-alpha-Hydroxylase | 
              | Cytochrome P-450(17 alpha) use Steroid 17-alpha-Hydroxylase | 
              | Cytochrome P-450(AROM) use Aromatase | 
              | Cytochrome P-450(cam) use Camphor 5-Monooxygenase | 
              | Cytochrome P-450(scc) use Cholesterol Side-Chain Cleavage Enzyme | 
              | Cytochrome P-450-Dependent Monooxygenase use Cytochrome P-450 Enzyme System | 
              | Cytochrome Reductases | 
              | Cytochrome-B(5) Reductase | 
              | Cytochrome-c Oxidase use Electron Transport Complex IV | 
              | Cytochrome-c Oxidase Deficiency | 
              | Cytochrome-c Peroxidase | 
              | Cytochromes | 
              | Cytochromes a | 
              | Cytochromes a1 | 
              | Cytochromes a3 | 
              | Cytochromes b | 
              | Cytochromes b5 | 
              | Cytochromes b6 | 
              | Cytochromes c | 
              | Cytochromes c' | 
              | Cytochromes c1 | 
              | Cytochromes c2 | 
              | Cytochromes c6 | 
              | Cytochromes d use Cytochrome d Group | 
              | Cytochromes f | 
              | Cytochromes Type a use Cytochrome a Group | 
              | Cytodiagnosis | 
              | Cytoecetes phagocytophila use Anaplasma phagocytophilum | 
              | Cytofluorometry, Flow use Flow Cytometry | 
              | Cytogenetic Aberrations use Chromosome Aberrations | 
              | Cytogenetic Analysis | 
              | Cytogenetic Techniques use Cytogenetic Analysis | 
              | Cytogenetics | 
              | Cytohistological Preparation Techniques use Histocytological Preparation Techniques | 
              | Cytokeratin use Keratins | 
              | Cytokine Receptor Common beta Subunit | 
              | Cytokine Receptor gp130 | 
              | Cytokine Receptors use Receptors, Cytokine | 
              | Cytokine-Induced Killer Cells | 
              | Cytokines | 
              | Cytokines, Chemotactic use Chemokines | 
              | Cytokinesis | 
              | Cytokinins | 
              | Cytolipins use Globosides | 
              | Cytological Techniques | 
              | Cytology use Cell Biology | 
              | Cytolysin use Perforin | 
              | Cytolysins use Cytotoxins | 
              | Cytomegalic Inclusion Disease use Cytomegalovirus Infections | 
              | Cytomegalovirus | 
              | Cytomegalovirus Infections | 
              | Cytomegalovirus Retinitis | 
              | Cytomegalovirus Vaccines | 
              | Cytomegalovirus, Murine use Muromegalovirus | 
              | Cytometry, Flow use Flow Cytometry | 
              | Cytometry, Image use Image Cytometry | 
              | Cytometry, Laser Scanning use Laser Scanning Cytometry | 
              | Cytopathic Effect, Viral use Cytopathogenic Effect, Viral | 
              | Cytopathogenic Effect, Viral | 
              | Cytopathology use Pathology | 
              | Cytophaga | 
              | Cytophagaceae | 
              | Cytophagaceae Infections | 
              | Cytophagales use Bacteroidetes | 
              | Cytophagocytosis | 
              | Cytophotometry | 
              | Cytoplasm | 
              | Cytoplasmic and Nuclear Receptors use Receptors, Cytoplasmic and Nuclear | 
              | Cytoplasmic Dyneins | 
              | Cytoplasmic Elongation Factor 2 use Peptide Elongation Factor 2 | 
              | Cytoplasmic Filaments use Cytoskeleton | 
              | Cytoplasmic Granules | 
              | Cytoplasmic Inclusions use Inclusion Bodies | 
              | Cytoplasmic Inheritance use Extrachromosomal Inheritance | 
              | Cytoplasmic Polyhedrosis Viruses use Reoviridae | 
              | Cytoplasmic Streaming | 
              | Cytoplasmic Structures | 
              | Cytoplasmic Vesicles | 
              | Cytoprotection | 
              | Cytoreduction Surgical Procedures | 
              | Cytosine | 
              | Cytosine Arabinoside use Cytarabine | 
              | Cytosine Arabinoside Triphosphate use Arabinofuranosylcytosine Triphosphate | 
              | Cytosine Deaminase | 
              | Cytosine Nucleotides | 
              | Cytosine Polynucleotides use Poly C | 
              | Cytosine Ribonucleoside use Cytidine | 
              | Cytoskeletal Filaments use Cytoskeleton | 
              | Cytoskeletal Proteins | 
              | Cytoskeleton | 
              | Cytosol | 
              | Cytosol Aminopeptidase use Leucyl Aminopeptidase | 
              | Cytosolic and Nuclear Receptors use Receptors, Cytoplasmic and Nuclear | 
              | Cytostatic Agents | 
              | Cytostatic Factor use Proto-Oncogene Proteins c-mos | 
              | Cytotactin use Tenascin | 
              | Cytotaxinogens use Chemotactic Factors | 
              | Cytotaxins use Chemotactic Factors | 
              | Cytotoxic Agents use Cytotoxins | 
              | Cytotoxic Antibiotics use Antibiotics, Antineoplastic | 
              | Cytotoxic Brain Edema use Brain Edema | 
              | Cytotoxic T-Lymphocyte Antigen 4 use CTLA-4 Antigen | 
              | Cytotoxic T-Lymphocytes use T-Lymphocytes, Cytotoxic | 
              | Cytotoxicity Tests, Immunologic | 
              | Cytotoxicity, Antibody-Dependent Cell use Antibody-Dependent Cell Cytotoxicity | 
              | Cytotoxicity, Immunologic | 
              | Cytotoxin-Antibody Conjugates use Immunotoxins | 
              | Cytotoxins | 
              | Cytotrophoblasts use Trophoblasts | 
              | Czech Republic | 
              | Czechoslovakia |