| D-Ala(2),MePhe(4),Met(0)-ol-enkephalin | 
              | D-Ala(2)-D-Leu(5)-Enkephalin use Enkephalin, Leucine-2-Alanine | 
              | D-Ala(2)-MePhe(4)-Gly-ol(5) Enkephalin use Enkephalin, Ala(2)-MePhe(4)-Gly(5)- | 
              | D-Alanine Transaminase | 
              | D-Amino-Acid Oxidase | 
              | d-Amphetamine use Dextroamphetamine | 
              | D-Aspartate use D-Aspartic Acid | 
              | D-Aspartate Oxidase | 
              | D-Aspartic Acid | 
              | D-D Carboxypeptidase use Serine-Type D-Ala-D-Ala Carboxypeptidase | 
              | D-Glucuronolactone Dehydrogenase use Aldehyde Dehydrogenase | 
              | d-Methorphan use Dextromethorphan | 
              | D-Moramide use Dextromoramide | 
              | D-NMMA use omega-N-Methylarginine | 
              | D-Pen2, D-Pen5-Enkephalin use Enkephalin, D-Penicillamine (2,5)- | 
              | D-Penicillamine (2,5)-Enkephalin use Enkephalin, D-Penicillamine (2,5)- | 
              | D-Propoxyphene use Dextropropoxyphene | 
              | D-Thyroxine use Dextrothyroxine | 
              | D-Trp-6-LH-RH use Triptorelin | 
              | D-Xylulose Reductase | 
              | D4T use Stavudine | 
              | Dacarbazine | 
              | Dace use Cyprinidae | 
              | Dacryoadenitis use Dacryocystitis | 
              | Dacryocystitis | 
              | Dacryocystorhinostomy | 
              | Dacryocystostomy use Dacryocystorhinostomy | 
              | Dactinomycin | 
              | Dactylis | 
              | Dactylolysis Spontanea use Ainhum | 
              | DADDS use Acedapsone | 
              | Daffodil use Narcissus | 
              | DAG Kinase use Diacylglycerol Kinase | 
              | Dagestan | 
              | Dahl Hypertensive Rats use Rats, Inbred Dahl | 
              | Dahl Salt-Resistant Rats use Rats, Inbred Dahl | 
              | Dahl Salt-Sensitive Rats use Rats, Inbred Dahl | 
              | Dahlia | 
              | Dahlia, Sea use Coreopsis | 
              | Dahomey use Benin | 
              | DAHP Synthase use 3-Deoxy-7-Phosphoheptulonate Synthase | 
              | Daily Variations | 
              | Dairy Farm Industry use Dairying | 
              | Dairy Products | 
              | Dairying | 
              | Daisy, Oxeye use Adonis | 
              | Dalbergia | 
              | Dall Porpoise use Porpoises | 
              | Dalteparin | 
              | DALY use Disability-Adjusted Life Years | 
              | Damage Assessment | 
              | Damage Assessment in Infrastructure | 
              | Damage Assessment in the Economic Sector | 
              | Damage Assessment in the Social Sector | 
              | Damage Assessment Methodologies | 
              | Damage Liability | 
              | Damage Prediction | 
              | Damage To Production System | 
              | Damalinia use Mallophaga | 
              | DAMGO use Enkephalin, Ala(2)-MePhe(4)-Gly(5)- | 
              | Damiana use Turnera | 
              | Damiana (Homeopathy) | 
              | DAMME use D-Ala(2),MePhe(4),Met(0)-ol-enkephalin | 
              | Damping | 
              | Dams | 
              | Dan-Shen use Salvia miltiorrhiza | 
              | Danazol | 
              | Dance Therapy | 
              | Dancing | 
              | Dandelion use Taraxacum | 
              | Dandy-Walker Malformation use Dandy-Walker Syndrome | 
              | Dandy-Walker Syndrome | 
              | Dane Particle use Hepatitis B virus | 
              | Dang Shen use Codonopsis | 
              | Dangerous Behavior | 
              | Dangers of Substances, Products and Materials | 
              | Dangers on the Environment | 
              | Danio rerio use Zebrafish | 
              | Danshen use Salvia miltiorrhiza | 
              | Dansyl Compounds | 
              | Dantrolene | 
              | Daphne | 
              | Daphne indica | 
              | Daphne mezereum use Mezereum | 
              | Daphnia | 
              | Dapsone | 
              | Daptomycin | 
              | Darier Disease | 
              | Darier-White Disease use Darier Disease | 
              | Dark Adaptation | 
              | Darkness | 
              | Dasheen use Colocasia | 
              | Dast use Disaster Area Survey Team | 
              | Data Analysis | 
              | Data Analysis, Statistical use Data Interpretation, Statistical | 
              | Data and Safety Monitoring Boards use Clinical Trials Data Monitoring Committees | 
              | Data Collection | 
              | Data Compression | 
              | Data Display | 
              | Data Interpretation, Statistical | 
              | Data Pooling use Meta-Analysis as Topic | 
              | Data Processing use Data Analysis | 
              | Data Processing, Automatic use Automatic Data Processing | 
              | Data Protection use Computer Security | 
              | Data Security use Computer Security | 
              | Data Sources | 
              | Data Systems use Information Systems | 
              | Databanks, Factual use Databases, Factual | 
              | Database | 
              | Database Management Systems | 
              | Databases as Topic | 
              | Databases, Amino Acid Sequence use Databases, Protein | 
              | Databases, Bibliographic | 
              | Databases, Distributed use Computer Communication Networks | 
              | Databases, DNA use Databases, Nucleic Acid | 
              | Databases, DNA Sequence use Databases, Nucleic Acid | 
              | Databases, Factual | 
              | Databases, Genetic | 
              | Databases, Nucleic Acid | 
              | Databases, Nucleic Acid Sequence use Databases, Nucleic Acid | 
              | Databases, Protein | 
              | Databases, RNA use Databases, Nucleic Acid | 
              | Databases, RNA Sequence use Databases, Nucleic Acid | 
              | Dataphones use Modems | 
              | Date of Validity of Products | 
              | Datisca cannabina | 
              | Datura | 
              | Datura arborea | 
              | Datura ferox | 
              | Datura metel | 
              | Datura sanguinea | 
              | Datura stramonium | 
              | Daturinum | 
              | Daucus carota | 
              | Daunomycin use Daunorubicin | 
              | Daunorubicin | 
              | Day Care | 
              | Day Care Centers for Children use Child Day Care Centers | 
              | Day Dreams use Fantasy | 
              | Day Surgery use Ambulatory Surgical Procedures | 
              | Dayflower use Commelina | 
              | Daylily use Hemerocallis | 
              | DCB use Brazilian Common Denomination | 
              | DCCD use Dicyclohexylcarbodiimide | 
              | DCIS use Carcinoma, Intraductal, Noninfiltrating | 
              | DCMP use Deoxycytidine Monophosphate | 
              | DCMP Deaminase | 
              | DCMU use Diuron | 
              | ddA (Antiviral) use Dideoxyadenosine | 
              | DDBJ use Databases, Nucleic Acid | 
              | ddC (Antiviral) use Zalcitabine | 
              | DDD use Dichlorodiphenyldichloroethane | 
              | DDE use Dichlorodiphenyl Dichloroethylene | 
              | ddI (Antiviral) use Didanosine | 
              | DDT | 
              | DDVP use Dichlorvos | 
              | DDX use Dichlorodiphenyl Dichloroethylene | 
              | De Facto Refugee | 
              | De Jure Refugee | 
              | De Lange Syndrome | 
              | De Quervain Disease | 
              | De Quervain Thyroiditis use Thyroiditis, Subacute | 
              | De Toni-Debre-Fanconi Syndrome use Fanconi Syndrome | 
              | Dead Animals | 
              | DEAD Box Protein 20 | 
              | Dead Water use Stagnant Water | 
              | DEAD-box RNA Helicases | 
              | DEAE-Cellulose | 
              | DEAE-Cellulose Chromatography use Chromatography, DEAE-Cellulose | 
              | DEAE-Dextran | 
              | Deaf Persons use Hearing Impaired Persons | 
              | Deaf-Blind Disorders | 
              | Deafness | 
              | Deafness, Cortical use Hearing Loss, Central | 
              | Deafness, Sudden use Hearing Loss, Sudden | 
              | Dealkylation | 
              | Dealkylprazepam use Nordazepam | 
              | Deamination | 
              | Deamino Arginine Vasopressin | 
              | Deanol | 
              | Death | 
              | Death Camas use Zigadenus | 
              | Death Certificates | 
              | Death Domain Receptor Signaling Adaptor Proteins | 
              | Death Domain Receptors use Receptors, Death Domain | 
              | Death Invasion use Invasion of Deaths | 
              | Death Penalty use Capital Punishment | 
              | Death Rate use Mortality | 
              | Death with Dignity use Right to Die | 
              | Death, Assisted use Suicide, Assisted | 
              | Death, Sudden | 
              | Death, Sudden, Cardiac | 
              | Deaths of Non-Residents use Invasion of Deaths | 
              | Deazacyanoadenosine use Toyocamycin | 
              | Debaromyces | 
              | Debrancher Deficiency use Glycogen Storage Disease Type III | 
              | Debridement | 
              | Debrisoquin | 
              | Debrisoquine 4-Hydroxylase use Cytochrome P-450 CYP2D6 | 
              | Debrisoquine Hydroxylase use Cytochrome P-450 CYP2D6 | 
              | Decalcification Technique | 
              | Decalcification, Pathologic | 
              | Decamethonium Compounds | 
              | Decanoates | 
              | Decanoic Acids | 
              | Decantation use Sedimentation | 
              | Decapitation | 
              | Decapoda (Crustacea) | 
              | Decapodiformes | 
              | Decarbonation | 
              | Decarboxycystine use Cystamine | 
              | Decarboxylases use Carboxy-Lyases | 
              | Decarboxylation | 
              | Decavanadate use Vanadates | 
              | Decay-Accelerating Factor use Antigens, CD55 | 
              | Decayed, Missing, and Filled Teeth use DMF Index | 
              | Deceleration | 
              | Decentralization | 
              | Deception | 
              | Decerebrate Posturing use Decerebrate State | 
              | Decerebrate State | 
              | Decidua | 
              | Decidual Cell Reaction use Embryo Implantation | 
              | Deciduoma | 
              | Decimal use Decimal Scale | 
              | Decimal Dilution use Decimal Scale | 
              | Decimal Scale | 
              | Decimal Scale of Hering use Decimal Scale | 
              | Decision | 
              | Decision Analysis use Decision Support Techniques | 
              | Decision Making | 
              | Decision Making, Computer-Assisted | 
              | Decision Making, Organizational | 
              | Decision Modeling use Decision Support Techniques | 
              | Decision Support Systems, Clinical | 
              | Decision Support Systems, Management | 
              | Decision Support Techniques | 
              | Decision Theory | 
              | Decision Trees | 
              | Declaration of Emergency | 
              | Declaration of Helsinki use Helsinki Declaration | 
              | Declining Filters use Declining Rate Filters | 
              | Declining Rate Filters | 
              | Declining Rate Filtration | 
              | Declining Speed Filters use Declining Rate Filters | 
              | Decompression | 
              | Decompression Sickness | 
              | Decompression, Abdominal use Lower Body Negative Pressure | 
              | Decompression, Explosive | 
              | Decompression, Surgical | 
              | Deconditioning, Cardiovascular use Cardiovascular Deconditioning | 
              | Decongestants use Nasal Decongestants | 
              | Decontamination | 
              | Decoquinate | 
              | Decorticate Rigidity use Decerebrate State | 
              | Decorticate State use Decerebrate State | 
              | Decortication, Cerebral Cortex use Cerebral Decortication | 
              | Decoy FAS Receptors use Tumor Necrosis Factor Decoy Receptors | 
              | Decoy Receptor 1, Tumor Necrosis Factor use Receptors, Tumor Necrosis Factor, Member 10c | 
              | Decoy Receptor 2, Tumor Necrosis Factor use Receptors, TNF-Related Apoptosis-Inducing Ligand | 
              | Decoy Receptor 3, Tumor Necrosis Factor use Receptors, Tumor Necrosis Factor, Member 6b | 
              | Decoy TRAIL Receptors use Tumor Necrosis Factor Decoy Receptors | 
              | Decree Law | 
              | Decrees | 
              | Decubitus Ulcer use Pressure Ulcer | 
              | Decussation, Pyramidal use Pyramidal Tracts | 
              | Dedications use Anniversaries and Special Events | 
              | Dedifferentiation, Cell use Cell Dedifferentiation | 
              | Deductibles and Coinsurance | 
              | Deep Brain Stimulation | 
              | Deep Hypothermic Circulatory Arrest use Circulatory Arrest, Deep Hypothermia Induced | 
              | Deep Sea Tide | 
              | Deep Sedation | 
              | Deep Vein Thrombosis use Venous Thrombosis | 
              | Deep Wells | 
              | Deer | 
              | Deer adenovirus use Atadenovirus | 
              | Deer Tick use Ixodes | 
              | DEET | 
              | Defecation | 
              | Defecography | 
              | Defective Interfering Particles use Defective Viruses | 
              | Defective Interfering Viruses use Defective Viruses | 
              | Defective Viruses | 
              | Defects, Equipment use Equipment Failure | 
              | Defenmetrazin use Phenmetrazine | 
              | Defense Mechanisms | 
              | Defensins | 
              | Defensive and Curative Mechanisms | 
              | Defensive Medicine | 
              | Defensive Practice use Defensive Medicine | 
              | Deferoxamine | 
              | Defibrillation, Electric use Electric Countershock | 
              | Defibrillators | 
              | Defibrillators, Implantable | 
              | Defibrol use Batroxobin | 
              | Deficiency Diseases | 
              | DEFICIENS Protein | 
              | Deficiens-Agamous-Like Proteins use MADS Domain Proteins | 
              | Deflation | 
              | Defluoridation use Fluoridation | 
              | Defoaming Agents use Antifoaming Agents | 
              | Defoliants, Chemical | 
              | Deforestation | 
              | Deformities use Congenital Abnormalities | 
              | Degasification | 
              | Degenerative Disease, Nervous System, Hereditary use Heredodegenerative Disorders, Nervous System | 
              | Degenerative Diseases, Nervous System use Neurodegenerative Diseases | 
              | Degenerative Hereditary Disorders, Nervous System use Heredodegenerative Disorders, Nervous System | 
              | Deglutition | 
              | Deglutition Disorders | 
              | Degos Disease use Malignant Atrophic Papulosis | 
              | Degreasing | 
              | Degree of Adaptability use Adaptation | 
              | Degumming Agent use Degumming Agents | 
              | Degumming Agents | 
              | Dehumanization | 
              | Dehydratases use Hydro-Lyases | 
              | Dehydration | 
              | Dehydroascorbatase | 
              | Dehydroascorbic Acid | 
              | Dehydrobenzperidol use Droperidol | 
              | Dehydrobilirubin use Biliverdine | 
              | Dehydrocholate use Dehydrocholic Acid | 
              | Dehydrocholesterols | 
              | Dehydrocholic Acid | 
              | Dehydrocortisone use Prednisone | 
              | Dehydroepiandrosterone | 
              | Dehydroepiandrosterone Sulfate | 
              | Dehydrogenases use Oxidoreductases | 
              | Dehydroisoandrosterone use Dehydroepiandrosterone | 
              | Dehydromethyltestosterone use Methandrostenolone | 
              | Deimos use Mars | 
              | Deinococcus | 
              | Deinstitutionalization | 
              | Deionized Water | 
              | Deiter Nucleus use Vestibular Nucleus, Lateral | 
              | Deja Vu | 
              | Dejerine-Roussy Syndrome use Thalamic Diseases | 
              | Dejerine-Sottas Disease use Hereditary Motor and Sensory Neuropathies | 
              | Dejerine-Thomas Syndrome use Olivopontocerebellar Atrophies | 
              | Dekkera | 
              | Delavirdine | 
              | Delaware | 
              | Delayed Awakening from Anesthesia use Delayed Emergence from Anesthesia | 
              | Delayed Awakening, Post-Anesthesia use Delayed Emergence from Anesthesia | 
              | Delayed Effects, Prenatal Exposure use Prenatal Exposure Delayed Effects | 
              | Delayed Embryo Implantation use Embryo Implantation, Delayed | 
              | Delayed Emergence from Anesthesia | 
              | Delayed Graft Function | 
              | Delayed Memory use Repression | 
              | Delayed Rectifier Potassium Channels | 
              | Delayed-Action Preparations | 
              | Delegation, Personnel use Personnel Delegation | 
              | Delegation, Professional | 
              | Delftia | 
              | Delftia acidovorans | 
              | Deliberations | 
              | Delirium | 
              | Delirium Tremens use Alcohol Withdrawal Delirium | 
              | Delirium, Dementia, Amnestic, Cognitive Disorders | 
              | Delivery of Dental Care use Delivery of Health Care | 
              | Delivery of Health Care | 
              | Delivery of Health Care, Integrated | 
              | Delivery Rooms | 
              | Delivery, Abdominal use Cesarean Section | 
              | Delivery, Obstetric | 
              | Delivery, Vacuum Extraction use Vacuum Extraction, Obstetrical | 
              | Delonix use Fabaceae | 
              | Delphi Technique | 
              | Delphinidae use Dolphins | 
              | Delphininum | 
              | Delphinium | 
              | Delphinium staphysagria use Staphysagria | 
              | Delphinus use Common Dolphins | 
              | Delphinus amazonicus | 
              | Delta | 
              | Delta Agent use Hepatitis Delta Virus | 
              | delta Antigen use Hepatitis delta Antigens | 
              | delta Cells use Somatostatin-Secreting Cells | 
              | Delta Elements use Terminal Repeat Sequences | 
              | Delta Hepatitis use Hepatitis D | 
              | Delta Hepatitis, Chronic use Hepatitis D, Chronic | 
              | Delta Infection use Hepatitis D | 
              | delta pH use Proton-Motive Force | 
              | delta Proteobacteria use Deltaproteobacteria | 
              | delta Receptors use Receptors, Opioid, delta | 
              | Delta Rhythm | 
              | Delta Sleep-Inducing Peptide | 
              | Delta Superinfection use Hepatitis D | 
              | Delta Virus use Hepatitis Delta Virus | 
              | delta(9)-THC use Tetrahydrocannabinol | 
              | delta-Adaptin use Adaptor Protein Complex delta Subunits | 
              | delta-Aminolevulinate Synthase use 5-Aminolevulinate Synthetase | 
              | delta-Cortisone use Prednisone | 
              | delta-Crystallins | 
              | delta-Globin use delta-Globins | 
              | delta-Globins | 
              | delta-Thalassemia | 
              | Deltapapillomavirus | 
              | Deltaproteobacteria | 
              | Deltaretrovirus | 
              | Deltaretrovirus Antibodies | 
              | Deltaretrovirus Antigens | 
              | Deltaretrovirus Infections | 
              | Deltavirus use Hepatitis Delta Virus | 
              | Delusional Disorder use Schizophrenia, Paranoid | 
              | Delusions | 
              | Demaquillants use Products for Facial Makeup | 
              | Dematium petraeum | 
              | Demeclocycline | 
              | Demecolcine | 
              | Dementia | 
              | Dementia Complex, AIDS-Related use AIDS Dementia Complex | 
              | Dementia Praecox use Schizophrenia | 
              | Dementia, Alzheimer Type use Alzheimer Disease | 
              | Dementia, Lewy Body use Lewy Body Disease | 
              | Dementia, Multi-Infarct | 
              | Dementia, Senile use Alzheimer Disease | 
              | Dementia, Vascular | 
              | Dementias, Transmissible use Prion Diseases | 
              | Demethyl Epipodophyllotoxin Ethylidine Glucoside use Etoposide | 
              | Demethyl Epipodophyllotoxin Thenylidine Glucoside use Teniposide | 
              | Demethylchlortetracycline use Demeclocycline | 
              | Demethyldiazepam use Nordazepam | 
              | Demineralization | 
              | Demineralization, Tooth use Tooth Demineralization | 
              | Democracy | 
              | Democratic Republic of Germany use Germany, East | 
              | Democratic Republic of the Congo | 
              | Demographic Aging | 
              | Demographic Analysis | 
              | Demographic Data | 
              | Demographic Dynamics use Population Dynamics | 
              | Demographic Indicators | 
              | Demographic Statistics use Demographic Data | 
              | Demographic Transition | 
              | Demographical Yearbook | 
              | Demography | 
              | Demolding Agents use Lubricants | 
              | Demolition use Construction Wastes | 
              | Demospongiae use Porifera | 
              | Demyelinating Autoimmune Disease, Peripheral use Polyradiculoneuropathy | 
              | Demyelinating Autoimmune Diseases, CNS | 
              | Demyelinating Central Nervous System Diseases, Hereditary use Hereditary Central Nervous System Demyelinating Diseases | 
              | Demyelinating Disease, Peripheral Autoimmune use Polyradiculoneuropathy | 
              | Demyelinating Diseases | 
              | Demyelinating Diseases, Central Nervous System, Hereditary use Hereditary Central Nervous System Demyelinating Diseases | 
              | Demyelinative Myelitis use Myelitis, Transverse | 
              | Dendrimers | 
              | Dendrites | 
              | Dendritic Cell Sarcoma, Follicular | 
              | Dendritic Cell Sarcoma, Interdigitating | 
              | Dendritic Cells | 
              | Dendritic Cells, Follicular | 
              | Dendritic Cells, Interdigitating use Dendritic Cells | 
              | Dendritic Spines | 
              | Dendroaspis use Elapidae | 
              | Dendrobium | 
              | Dendrophtora use Loranthaceae | 
              | Denervation | 
              | Denervation, Autonomic use Autonomic Denervation | 
              | Denervation, Parasympathetic use Parasympathectomy | 
              | Denervation, Sympathetic use Sympathectomy | 
              | Denervation, Sympathetic, Chemical use Sympathectomy, Chemical | 
              | Dengue | 
              | Dengue Fever use Dengue | 
              | Dengue Hemorrhagic Fever | 
              | Dengue Shock Syndrome use Dengue Hemorrhagic Fever | 
              | Dengue Vaccines | 
              | Dengue Virus | 
              | Denial (Psychology) | 
              | Denitrification | 
              | Denmark | 
              | Dennstaedtiaceae | 
              | Dens Axis use Odontoid Process | 
              | Dens in Dente | 
              | Densitometry | 
              | Density Factor | 
              | Densovirinae | 
              | Densovirus | 
              | Dental Abrasion use Tooth Abrasion | 
              | Dental Abutments | 
              | Dental Acid Etching use Acid Etching, Dental | 
              | Dental Adhesives use Dental Cements | 
              | Dental Air Abrasion use Air Abrasion, Dental | 
              | Dental Alloys | 
              | Dental Alveolus use Tooth Socket | 
              | Dental Amalgam | 
              | Dental Anesthesia use Anesthesia, Dental | 
              | Dental Anxiety | 
              | Dental Arch | 
              | Dental Articulators | 
              | Dental Assistants | 
              | Dental Attrition use Tooth Attrition | 
              | Dental Audit | 
              | Dental Auxiliaries | 
              | Dental Bonding | 
              | Dental Bonding, Chemically-Cured | 
              | Dental Bonding, Light-Cured | 
              | Dental Bridgework use Denture, Partial | 
              | Dental Burnishing use Dental Polishing | 
              | Dental Calculus | 
              | Dental Care | 
              | Dental Care for Aged | 
              | Dental Care for Children | 
              | Dental Care for Chronically Ill | 
              | Dental Care for Disabled | 
              | Dental Care for Handicapped use Dental Care for Disabled | 
              | Dental Care Plans use Insurance, Dental | 
              | Dental Caries | 
              | Dental Caries Activity Tests | 
              | Dental Caries Resistance use Dental Caries Susceptibility | 
              | Dental Caries Susceptibility | 
              | Dental Casting Investment | 
              | Dental Casting Technique | 
              | Dental Cavity Lining | 
              | Dental Cavity Preparation | 
              | Dental Cements | 
              | Dental Cementum | 
              | Dental Centric Relation use Centric Relation | 
              | Dental Clasps | 
              | Dental Clinics | 
              | Dental Crowns use Crowns | 
              | Dental Curing Lights use Curing Lights, Dental | 
              | Dental Debonding | 
              | Dental Decay use Dental Caries | 
              | Dental Deposits | 
              | Dental Devices, Home Care | 
              | Dental Digital Radiography use Radiography, Dental, Digital | 
              | Dental Diseases use Stomatognathic Diseases | 
              | Dental Disinfectants | 
              | Dental Dowels use Post and Core Technique | 
              | Dental Economics use Economics, Dental | 
              | Dental Education use Education, Dental | 
              | Dental Education, Continuing use Education, Dental, Continuing | 
              | Dental Education, Graduate use Education, Dental, Graduate | 
              | Dental Enamel | 
              | Dental Enamel Hypoplasia | 
              | Dental Enamel Permeability | 
              | Dental Enamel Proteins | 
              | Dental Enamel Solubility | 
              | Dental Equipment | 
              | Dental Etching | 
              | Dental Facilities | 
              | Dental Fear use Dental Anxiety | 
              | Dental Fillings, Permanent use Dental Restoration, Permanent | 
              | Dental Fillings, Temporary use Dental Restoration, Temporary | 
              | Dental Finishing use Dental Polishing | 
              | Dental Fissures | 
              | Dental Fistula | 
              | Dental Floss use Dental Devices, Home Care | 
              | Dental Fluorosis use Fluorosis, Dental | 
              | Dental Focal Infection use Focal Infection, Dental | 
              | Dental Follicle use Dental Sac | 
              | Dental Granuloma use Periapical Granuloma | 
              | Dental Gypsum use Calcium Sulfate | 
              | Dental Handpieces use Dental High-Speed Equipment | 
              | Dental Health Education use Health Education, Dental | 
              | Dental Health Services | 
              | Dental Health Surveys | 
              | Dental High-Speed Equipment | 
              | Dental High-Speed Technique | 
              | Dental Hygiene use Oral Hygiene | 
              | Dental Hygienists | 
              | Dental Implantation | 
              | Dental Implantation, Endosseous | 
              | Dental Implantation, Endosseous, Endodontic | 
              | Dental Implantation, Osseointegrated use Dental Implantation, Endosseous | 
              | Dental Implantation, Subperiosteal | 
              | Dental Implants | 
              | Dental Implants, Single-Tooth | 
              | Dental Impression Materials | 
              | Dental Impression Technique | 
              | Dental Infection Control use Infection Control, Dental | 
              | Dental Informatics | 
              | Dental Inlays use Inlays | 
              | Dental Instruments | 
              | Dental Laminates use Dental Veneers | 
              | Dental Leakage | 
              | Dental Materials | 
              | Dental Medicaid Program use Medicaid | 
              | Dental Microabrasion use Enamel Microabrasion | 
              | Dental Models | 
              | Dental Nurses use Dental Assistants | 
              | Dental Occlusion | 
              | Dental Occlusion, Balanced | 
              | Dental Occlusion, Centric | 
              | Dental Occlusion, Traumatic | 
              | Dental Offices | 
              | Dental Onlays use Inlays | 
              | Dental Papilla | 
              | Dental Pegs use Dental Pins | 
              | Dental Pellicle | 
              | Dental Phobia use Dental Anxiety | 
              | Dental Physiological Phenomena | 
              | Dental Physiological Processes | 
              | Dental Physiology use Dental Physiological Phenomena | 
              | Dental Pins | 
              | Dental Plaque | 
              | Dental Plaque Index | 
              | Dental Polishing | 
              | Dental Porcelain | 
              | Dental Practice Management Services use Practice Management | 
              | Dental Practice Patterns use Dentist's Practice Patterns | 
              | Dental Prophylaxis | 
              | Dental Prosthesis | 
              | Dental Prosthesis Coloring use Prosthesis Coloring | 
              | Dental Prosthesis Design | 
              | Dental Prosthesis Failure use Dental Restoration Failure | 
              | Dental Prosthesis Implantation use Dental Implantation | 
              | Dental Prosthesis Repair | 
              | Dental Prosthesis Retention | 
              | Dental Prosthesis, Implant-Supported | 
              | Dental Prosthesis, Interim use Denture, Partial, Temporary | 
              | Dental Prosthesis, Surgical use Dental Implants | 
              | Dental Prosthesis, Temporary use Dental Restoration, Temporary | 
              | Dental Pulp | 
              | Dental Pulp Autolysis use Dental Pulp Necrosis | 
              | Dental Pulp Calcification | 
              | Dental Pulp Capping | 
              | Dental Pulp Cavity | 
              | Dental Pulp Devitalization | 
              | Dental Pulp Diseases | 
              | Dental Pulp Exposure | 
              | Dental Pulp Gangrene use Dental Pulp Necrosis | 
              | Dental Pulp Necrosis | 
              | Dental Pulp Stones use Dental Pulp Calcification | 
              | Dental Pulp Test | 
              | Dental Radiography use Radiography, Dental | 
              | Dental Receptionists use Dental Auxiliaries | 
              | Dental Records | 
              | Dental Research | 
              | Dental Resins use Resins, Synthetic | 
              | Dental Restoration Failure | 
              | Dental Restoration Wear | 
              | Dental Restoration, Permanent | 
              | Dental Restoration, Temporary | 
              | Dental Sac | 
              | Dental Scaling | 
              | Dental Schools use Schools, Dental | 
              | Dental Sealants use Pit and Fissure Sealants | 
              | Dental Service, Hospital | 
              | Dental Soldering | 
              | Dental Staff | 
              | Dental Staff, Hospital | 
              | Dental Stone, Artificial use Calcium Sulfate | 
              | Dental Stress Analysis | 
              | Dental Technicians | 
              | Dental Veneers | 
              | Dental Waste | 
              | Dental Welding use Dental Soldering | 
              | Dental White Spots use Dental Caries | 
              | Dentate Cerebellar Atrophy use Myoclonic Cerebellar Dyssynergia | 
              | Dentate Fascia use Dentate Gyrus | 
              | Dentate Gyrus | 
              | Dentate Nucleus use Cerebellar Nuclei | 
              | Dentatorubral-Pallidoluysian Atrophy use Myoclonic Epilepsies, Progressive | 
              | Denticle use Dental Pulp Calcification | 
              | Dentifrices | 
              | Dentigerous Cyst | 
              | Dentin | 
              | Dentin Dysplasia | 
              | Dentin Hypersensitivity use Dentin Sensitivity | 
              | Dentin Permeability | 
              | Dentin Sensitivity | 
              | Dentin Solubility | 
              | Dentin, Secondary | 
              | Dentin-Bonding Agents | 
              | Dentinal Fluid | 
              | Dentine use Dentin | 
              | Dentinogenesis | 
              | Dentinogenesis Imperfecta | 
              | Dentist's Practice Patterns | 
              | Dentist-Patient Relations | 
              | Dentistry | 
              | Dentistry for Aged use Dental Care for Aged | 
              | Dentistry for Children use Dental Care for Children | 
              | Dentistry for Chronically Ill use Dental Care for Chronically Ill | 
              | Dentistry for Disabled use Dental Care for Disabled | 
              | Dentistry for Handicapped use Dental Care for Disabled | 
              | Dentistry, Evidence-Based use Evidence-Based Dentistry | 
              | Dentistry, Geriatric use Geriatric Dentistry | 
              | Dentistry, Operative | 
              | Dentistry, Pediatric use Pediatric Dentistry | 
              | Dentists | 
              | Dentists, Women | 
              | Dentition | 
              | Dentition, Adult use Dentition, Permanent | 
              | Dentition, Deciduous use Dentition, Primary | 
              | Dentition, Mixed | 
              | Dentition, Permanent | 
              | Dentition, Primary | 
              | Dentition, Secondary use Dentition, Permanent | 
              | Dentition, Transitional use Dentition, Mixed | 
              | Dentoalveolar Abscess, Apical use Periapical Abscess | 
              | Dentoalveolar Ankylosis use Tooth Ankylosis | 
              | Dentoalveolar Cyst use Periodontal Cyst | 
              | Denture Bases | 
              | Denture Clasps use Dental Clasps | 
              | Denture Cleansers | 
              | Denture Design | 
              | Denture Identification Marking | 
              | Denture Liners | 
              | Denture Precision Attachment | 
              | Denture Rebasing | 
              | Denture Relining use Denture Rebasing | 
              | Denture Repair | 
              | Denture Retention | 
              | Denture Stability use Denture Retention | 
              | Denture Wear use Dental Restoration Wear | 
              | Denture, Complete | 
              | Denture, Complete, Immediate | 
              | Denture, Complete, Lower | 
              | Denture, Complete, Upper | 
              | Denture, Implant-Supported use Dental Prosthesis, Implant-Supported | 
              | Denture, Overlay | 
              | Denture, Partial | 
              | Denture, Partial, Fixed | 
              | Denture, Partial, Fixed, Resin-Bonded | 
              | Denture, Partial, Immediate | 
              | Denture, Partial, Removable | 
              | Denture, Partial, Temporary | 
              | Dentures | 
              | Denturism use Denturists | 
              | Denturists | 
              | Denudation | 
              | Denys-Drash Syndrome | 
              | Deodorants | 
              | Deodorization | 
              | Deodorizers | 
              | Deoxy Sugars | 
              | Deoxyadenine Nucleotides | 
              | Deoxyadenosine Phosphates use Deoxyadenine Nucleotides | 
              | Deoxyadenosinecobalamins use Cobamides | 
              | Deoxyadenosines | 
              | Deoxyadrenaline use Deoxyepinephrine | 
              | Deoxycholate use Deoxycholic Acid | 
              | Deoxycholic Acid | 
              | Deoxycholylglycine use Glycodeoxycholic Acid | 
              | Deoxycholyltaurine use Taurodeoxycholic Acid | 
              | Deoxycorticosterone use Desoxycorticosterone | 
              | Deoxycytidine | 
              | Deoxycytidine Kinase | 
              | Deoxycytidine Monophosphate | 
              | Deoxycytidine Phosphates use Deoxycytosine Nucleotides | 
              | Deoxycytidylate Aminohydrolase use DCMP Deaminase | 
              | Deoxycytidylate Deaminase use DCMP Deaminase | 
              | Deoxycytidylic Acid use Deoxycytidine Monophosphate | 
              | Deoxycytosine Nucleotides | 
              | Deoxydemoxepam use Nordazepam | 
              | Deoxydexamethasone use Desoximetasone | 
              | Deoxydinucleoside Phosphates use Dinucleoside Phosphates | 
              | Deoxyephedrine use Methamphetamine | 
              | Deoxyepinephrine | 
              | Deoxygalactose use Fucose | 
              | Deoxyglucose | 
              | Deoxyguanine Nucleotides | 
              | Deoxyguanosine | 
              | Deoxyguanosine Phosphates use Deoxyguanine Nucleotides | 
              | Deoxymannose use Rhamnose | 
              | Deoxyribodipyrimidine Photo-Lyase | 
              | Deoxyribonuclease (Pyrimidine Dimer) | 
              | Deoxyribonuclease BamHI | 
              | Deoxyribonuclease BstFI use Deoxyribonuclease HindIII | 
              | Deoxyribonuclease BstI use Deoxyribonuclease BamHI | 
              | Deoxyribonuclease EcoRI | 
              | Deoxyribonuclease EcoVIII use Deoxyribonuclease HindIII | 
              | Deoxyribonuclease HindIII | 
              | Deoxyribonuclease HpaII | 
              | Deoxyribonuclease I | 
              | Deoxyribonuclease IV (Phage T4-Induced) | 
              | Deoxyribonuclease MspI use Deoxyribonuclease HpaII | 
              | Deoxyribonuclease SsoI use Deoxyribonuclease EcoRI | 
              | Deoxyribonucleases | 
              | Deoxyribonucleases, Type I Site-Specific | 
              | Deoxyribonucleases, Type II Site-Specific | 
              | Deoxyribonucleases, Type III Site-Specific | 
              | Deoxyribonucleic Acid use DNA | 
              | Deoxyribonucleoproteins | 
              | Deoxyribonucleosides | 
              | Deoxyribonucleotides | 
              | Deoxyribose | 
              | Deoxyribozymes use DNA, Catalytic | 
              | Deoxythymidine Kinase use Thymidine Kinase | 
              | Deoxyuracil Nucleotides | 
              | Deoxyuridine | 
              | Deoxyuridine Phosphates use Deoxyuracil Nucleotides | 
              | Deoxyursocholic Acid use Ursodeoxycholic Acid | 
              | Department of Agriculture (U.S.) use United States Department of Agriculture | 
              | Department of Health and Human Services (U.S.) use United States Dept. of Health and Human Services | 
              | Dependency (Psychology) | 
              | Dependent Ambulation | 
              | Dependent Personality Disorder | 
              | Dependovirus | 
              | Depersonalization | 
              | Depersonalization Disorder use Depersonalization | 
              | Depilation use Hair Removal | 
              | Depilatories | 
              | Depo-Medroxyprogesterone Acetate use Medroxyprogesterone 17-Acetate | 
              | Depolarizing Muscle Relaxants use Neuromuscular Depolarizing Agents | 
              | Depopulation | 
              | Depot Preparations use Delayed-Action Preparations | 
              | Depotentiation use Long-Term Synaptic Depression | 
              | Depreciation | 
              | Deprenalin use Selegiline | 
              | Deprenil use Selegiline | 
              | Deprenyl use Selegiline | 
              | Depression | 
              | Depression, Bipolar use Bipolar Disorder | 
              | Depression, Chemical | 
              | Depression, Endogenous use Depressive Disorder | 
              | Depression, Involutional use Depressive Disorder, Major | 
              | Depression, Neurotic use Depressive Disorder | 
              | Depression, Postpartum | 
              | Depression, Reactive use Adjustment Disorders | 
              | Depression, Reactive, Psychotic use Affective Disorders, Psychotic | 
              | Depression, Unipolar use Depressive Disorder | 
              | Depressive Disorder | 
              | Depressive Disorder, Major | 
              | Depressive Symptoms use Depression | 
              | Depressive Syndrome use Depressive Disorder | 
              | Depsides | 
              | Depsipeptides | 
              | Depth Intoxication use Inert Gas Narcosis | 
              | Depth Perception | 
              | Depth Total of Runoff use Runoff Coefficient | 
              | Dequalinium | 
              | Dercum's Disease use Adiposis Dolorosa | 
              | Derealization use Depersonalization | 
              | Derivation Tunnels | 
              | Derived Preparations | 
              | Dermabrasion | 
              | Dermacentor | 
              | Dermal Drug Administration use Administration, Cutaneous | 
              | Dermal Hypoplasia, Focal use Focal Dermal Hypoplasia | 
              | Dermal Sinus use Spina Bifida Occulta | 
              | Dermatan Sulfate | 
              | Dermatitis | 
              | Dermatitis Herpetiformis | 
              | Dermatitis Medicamentosa use Drug Eruptions | 
              | Dermatitis Venenata use Dermatitis, Contact | 
              | Dermatitis Verrucosa use Chromoblastomycosis | 
              | Dermatitis, Actinic use Photosensitivity Disorders | 
              | Dermatitis, Adverse Drug Reaction use Drug Eruptions | 
              | Dermatitis, Allergic Contact | 
              | Dermatitis, Allergic Eczematous use Dermatitis, Allergic Contact | 
              | Dermatitis, Atopic | 
              | Dermatitis, Contact | 
              | Dermatitis, Contact, Allergic use Dermatitis, Allergic Contact | 
              | Dermatitis, Contact, Photoallergic use Dermatitis, Photoallergic | 
              | Dermatitis, Contact, Photosensitive use Dermatitis, Photoallergic | 
              | Dermatitis, Contact, Phototoxic use Dermatitis, Phototoxic | 
              | Dermatitis, Contagious Pustular use Ecthyma, Contagious | 
              | Dermatitis, Eczematous use Eczema | 
              | Dermatitis, Exfoliative | 
              | Dermatitis, Irritant | 
              | Dermatitis, Occupational | 
              | Dermatitis, Periocular use Dermatitis, Perioral | 
              | Dermatitis, Perioral | 
              | Dermatitis, Photoallergic | 
              | Dermatitis, Photocontact use Dermatitis, Photoallergic | 
              | Dermatitis, Phototoxic | 
              | Dermatitis, Primary Irritant use Dermatitis, Irritant | 
              | Dermatitis, Radiation-Induced use Radiodermatitis | 
              | Dermatitis, Seborrheic | 
              | Dermatitis, Toxicodendron | 
              | Dermatofibroma use Histiocytoma, Benign Fibrous | 
              | Dermatofibrosarcoma | 
              | Dermatoglyphics | 
              | Dermatologic Agents | 
              | Dermatology | 
              | Dermatolysis use Cutis Laxa | 
              | Dermatomegaly use Cutis Laxa | 
              | Dermatomycoses | 
              | Dermatomyositis | 
              | Dermatophagoides use Pyroglyphidae | 
              | Dermatophagoides farinae | 
              | Dermatophagoides pteronyssinus | 
              | Dermatophytes use Arthrodermataceae | 
              | Dermatophytoses use Dermatomycoses | 
              | Dermatoplasty use Skin Transplantation | 
              | Dermatosclerosis use Scleroderma, Localized | 
              | Dermatoses use Skin Diseases | 
              | Dermatosis, Neutrophilic, Febrile, Acute use Sweet Syndrome | 
              | Dermatotoxins use Dermotoxins | 
              | Dermcidins | 
              | Dermis | 
              | Dermoid use Dermoid Cyst | 
              | Dermoid Cyst | 
              | Dermolysins use Exfoliatins | 
              | Dermoscopy | 
              | Dermotoxins | 
              | Derris | 
              | Derris pinnata | 
              | Desacetyldigilanide C use Deslanoside | 
              | Desacetyllanatoside C use Deslanoside | 
              | Desalination | 
              | Desalination Plants | 
              | Desalting use Desalination | 
              | Descemet Membrane | 
              | Desconcentration (Homeopathy) use Small Doses | 
              | Descriptors use Subject Headings | 
              | Desensitization, Immunologic | 
              | Desensitization, Psychologic | 
              | Desert | 
              | Desert Climate | 
              | Desertification | 
              | Desferrioxamine use Deferoxamine | 
              | Desglucolanatosides A use Acetyldigitoxins | 
              | Desglucolanatosides C use Acetyldigoxins | 
              | Desglucotransvaaline use Proscillaridin | 
              | Desiccation | 
              | Desickling Agents use Antisickling Agents | 
              | Design | 
              | Design, Equipment use Equipment Design | 
              | Designated Shelters | 
              | Designer Drugs | 
              | Desipramine | 
              | Desires and Aversions, Alimentary use Modalities, Alimentary | 
              | Desitriptyline use Nortriptyline | 
              | Deslanoside | 
              | Desmethylamitriptylin use Nortriptyline | 
              | Desmethyldiazepam use Nordazepam | 
              | Desmethylimipramine use Desipramine | 
              | Desmin | 
              | Desmocollins | 
              | Desmoglein 1 | 
              | Desmoglein 2 | 
              | Desmoglein 3 | 
              | Desmogleins | 
              | Desmoid use Fibromatosis, Aggressive | 
              | Desmolases use Lyases | 
              | Desmoplakin 1 use Desmoplakins | 
              | Desmoplakin 2 use Desmoplakins | 
              | Desmoplakins | 
              | Desmopressin use Deamino Arginine Vasopressin | 
              | Desmosine | 
              | Desmosomal Cadherins | 
              | Desmosomes | 
              | Desmosterol | 
              | Desogestrel | 
              | Desonide | 
              | Desoximetasone | 
              | Desoxyadrenaline use Deoxyepinephrine | 
              | Desoxycholic Acid use Deoxycholic Acid | 
              | Desoxycorticosterone | 
              | Desoxycorticosterone Acetate use Desoxycorticosterone | 
              | Desoxycortone use Desoxycorticosterone | 
              | Desoxymethasone use Desoximetasone | 
              | Desoxynorephedrin use Amphetamine | 
              | Desoxyphenobarbital use Primidone | 
              | Desoxyribonucleases use Deoxyribonucleases | 
              | Desquamating Agents use Keratolytic Agents | 
              | Destarching Agents use Degumming Agents | 
              | Destombes-Rosai-Dorfman Syndrome use Histiocytosis, Sinus | 
              | Destrin | 
              | Desulfitobacterium | 
              | Desulfotomaculum | 
              | Desulfovibrio | 
              | Desulfovibrio africanus | 
              | Desulfovibrio desulfuricans | 
              | Desulfovibrio gigas | 
              | Desulfovibrio Infections use Desulfovibrionaceae Infections | 
              | Desulfovibrio vulgaris | 
              | Desulfovibrionaceae Infections | 
              | Desulfurococcaceae | 
              | Desulfurococcales | 
              | Desulfurococcus use Desulfurococcaceae | 
              | Desulfuromonas | 
              | Desulphurization | 
              | Detection use Determination | 
              | Detention Reservoir | 
              | Detergent Industry | 
              | Detergents | 
              | Determination | 
              | Determination of Health Care Needs use Needs Assessment | 
              | Detoxication, Drug, Metabolic use Metabolic Detoxication, Drug | 
              | Deuterium | 
              | Deuterium Exchange Measurement | 
              | Deuterium Oxide | 
              | Deuteromycetes use Mitosporic Fungi | 
              | Deuteromycota use Mitosporic Fungi | 
              | Deuterons use Deuterium | 
              | Deuteroporphyrins | 
              | Devazepide | 
              | Developed Countries | 
              | Developing Countries | 
              | Development Indicators | 
              | Development of Technologies use Technological Development | 
              | Developmental Academic Disorder use Learning Disorders | 
              | Developmental Biology | 
              | Developmental Coordination Disorder use Motor Skills Disorders | 
              | Developmental Defects, Neural Tube use Neural Tube Defects | 
              | Developmental Delay Disorders use Developmental Disabilities | 
              | Developmental Disabilities | 
              | Developmental Gene Expression Regulation use Gene Expression Regulation, Developmental | 
              | Developmental Genes use Genes, Developmental | 
              | Developmental Gerstmann Syndrome use Gerstmann Syndrome | 
              | Deviation, Epistatic use Epistasis, Genetic | 
              | Devic Disease use Neuromyelitis Optica | 
              | Device Approval | 
              | Device Approval Process use Device Approval | 
              | Device Design use Equipment Design | 
              | Device Failure use Equipment Failure | 
              | Device Removal | 
              | Device Safety use Equipment Safety | 
              | Devices use Equipment and Supplies | 
              | Devil's Club use Oplopanax | 
              | Devils Claw use Harpagophytum | 
              | Dew Point Temperature | 
              | Dew Temperature use Dew Point Temperature | 
              | Dewpoint use Dew Point Temperature | 
              | Dexamethasone | 
              | Dexamethasone Isonicotinate | 
              | Dexbenzetimide use Dexetimide | 
              | Dexetimide | 
              | Dexfenfluramine | 
              | Dexmedetomidine | 
              | Dexpropranolol use Propranolol | 
              | Dexrazoxane use Razoxane | 
              | Dextran Sulfate | 
              | Dextran-Iron Complex use Iron-Dextran Complex | 
              | Dextranase | 
              | Dextrans | 
              | Dextrins | 
              | dextro-Amino Acid Oxidase use D-Amino-Acid Oxidase | 
              | Dextroamphetamine | 
              | Dextrocardia | 
              | Dextromethorphan | 
              | Dextromoramide | 
              | Dextropropoxyphene | 
              | Dextrorphan | 
              | Dextrose use Glucose | 
              | Dextrosulfenidol use Thiamphenicol | 
              | Dextrothyroxine | 
              | Dextrothyroxine Sodium use Dextrothyroxine | 
              | Dextrum Lacticum Acidum use Sarcolacticum Acidum | 
              | DFP use Isoflurophate | 
              | Dhaman Tree use Grewia | 
              | DHBV use Hepatitis B Virus, Duck | 
              | DHEA Sulfate use Dehydroepiandrosterone Sulfate | 
              | DHHS use United States Dept. of Health and Human Services | 
              | Dhori virus use Thogotovirus | 
              | DHP Ether use Dihematoporphyrin Ether | 
              | Di Guglielmo's Disease use Leukemia, Erythroblastic, Acute | 
              | Di-N-Acetylchitobiosyl beta-N-Acetylglucosaminidase use Mannosyl-Glycoprotein Endo-beta-N-Acetylglucosaminidase | 
              | Diabetes Complications | 
              | Diabetes Insipidus | 
              | Diabetes Insipidus, Nephrogenic | 
              | Diabetes Insipidus, Neurogenic | 
              | Diabetes Mellitus | 
              | Diabetes Mellitus, Adult-Onset use Diabetes Mellitus, Type 2 | 
              | Diabetes Mellitus, Brittle use Diabetes Mellitus, Type 1 | 
              | Diabetes Mellitus, Experimental | 
              | Diabetes Mellitus, Gestational use Diabetes, Gestational | 
              | Diabetes Mellitus, Insulin-Dependent use Diabetes Mellitus, Type 1 | 
              | Diabetes Mellitus, Juvenile-Onset use Diabetes Mellitus, Type 1 | 
              | Diabetes Mellitus, Ketosis-Prone use Diabetes Mellitus, Type 1 | 
              | Diabetes Mellitus, Ketosis-Resistant use Diabetes Mellitus, Type 2 | 
              | Diabetes Mellitus, Lipoatrophic | 
              | Diabetes Mellitus, Maturity-Onset use Diabetes Mellitus, Type 2 | 
              | Diabetes Mellitus, Non-Insulin-Dependent use Diabetes Mellitus, Type 2 | 
              | Diabetes Mellitus, Slow-Onset use Diabetes Mellitus, Type 2 | 
              | Diabetes Mellitus, Stable use Diabetes Mellitus, Type 2 | 
              | Diabetes Mellitus, Sudden-Onset use Diabetes Mellitus, Type 1 | 
              | Diabetes Mellitus, Type 1 | 
              | Diabetes Mellitus, Type 2 | 
              | Diabetes, Autoimmune use Diabetes Mellitus, Type 1 | 
              | Diabetes, Bronze use Hemochromatosis | 
              | Diabetes, Gestational | 
              | Diabetes, Pregnancy-Induced use Diabetes, Gestational | 
              | Diabetic Acidosis use Diabetic Ketoacidosis | 
              | Diabetic Amyotrophy use Diabetic Neuropathies | 
              | Diabetic Angiopathies | 
              | Diabetic Autonomic Neuropathy use Diabetic Neuropathies | 
              | Diabetic Coma | 
              | Diabetic Diet | 
              | Diabetic Foot | 
              | Diabetic Glomerulosclerosis use Diabetic Nephropathies | 
              | Diabetic Ketoacidosis | 
              | Diabetic Ketosis use Diabetic Ketoacidosis | 
              | Diabetic Nephropathies | 
              | Diabetic Neuralgia use Diabetic Neuropathies | 
              | Diabetic Neuropathies | 
              | Diabetic Polyneuropathy use Diabetic Neuropathies | 
              | Diabetic Retinopathy | 
              | Diabetic Vascular Complications use Diabetic Angiopathies | 
              | Diabetic Vascular Diseases use Diabetic Angiopathies | 
              | Diacetyl | 
              | Diacetyl Reductase use Acetoin Dehydrogenase | 
              | Diacetyldapsone use Acedapsone | 
              | Diacetylmorphine use Heroin | 
              | Diacylglycerol Cholinephosphotransferase | 
              | Diacylglycerol Kinase | 
              | Diacylglycerol O-Acyltransferase | 
              | Diacylglycerols use Diglycerides | 
              | Diadema aranea use Aranea diadema | 
              | Diagnoses in Homeopathy | 
              | Diagnosis | 
              | Diagnosis of Health Situation | 
              | Diagnosis of Health Situation in Specific Groups | 
              | Diagnosis, Biopathographic | 
              | Diagnosis, Clinical | 
              | Diagnosis, Computer-Assisted | 
              | Diagnosis, Constitutional | 
              | Diagnosis, Differential | 
              | Diagnosis, Dual (Psychiatry) | 
              | Diagnosis, Immunological use Immunologic Tests | 
              | Diagnosis, Individual use Diagnosis, Constitutional | 
              | Diagnosis, Laboratory use Laboratory Techniques and Procedures | 
              | Diagnosis, Medicamentous | 
              | Diagnosis, Miasmatic | 
              | Diagnosis, Nursing use Nursing Diagnosis | 
              | Diagnosis, Oral | 
              | Diagnosis, Preimplantation use Preimplantation Diagnosis | 
              | Diagnosis, Prenatal use Prenatal Diagnosis | 
              | Diagnosis-Related Group Outliers use Outliers, DRG | 
              | Diagnosis-Related Groups | 
              | Diagnostic and Statistical Manual of Mental Disorders | 
              | Diagnostic Equipment | 
              | Diagnostic Errors | 
              | Diagnostic Imaging | 
              | Diagnostic Reagent Kits use Reagent Kits, Diagnostic | 
              | Diagnostic Services | 
              | Diagnostic Techniques and Procedures | 
              | Diagnostic Techniques, Cardiovascular | 
              | Diagnostic Techniques, Digestive System | 
              | Diagnostic Techniques, Endocrine | 
              | Diagnostic Techniques, Neurological | 
              | Diagnostic Techniques, Obstetrical and Gynecological | 
              | Diagnostic Techniques, Ophthalmological | 
              | Diagnostic Techniques, Otological | 
              | Diagnostic Techniques, Radioisotope | 
              | Diagnostic Techniques, Respiratory System | 
              | Diagnostic Techniques, Surgical | 
              | Diagnostic Techniques, Urological | 
              | Diagnostic Tests, Routine | 
              | Diagonal Band of Broca | 
              | Diakinesis use Meiotic Prophase I | 
              | Diallylnortoxiferine use Alcuronium | 
              | Dialysis | 
              | Dialysis Solutions | 
              | Dialysis, Extracorporeal use Renal Dialysis | 
              | Dialysis, Renal use Renal Dialysis | 
              | Diamfenetide | 
              | Diamide | 
              | Diamine Oxidase use Amine Oxidase (Copper-Containing) | 
              | Diamines | 
              | Diamino Amino Acids use Amino Acids, Diamino | 
              | Diaminodiethyldisulfide use Cystamine | 
              | Diaminodiphenylsulfone use Dapsone | 
              | Diaminopimelic Acid | 
              | Diaminopropiophenone use Kynuramine | 
              | Diamond | 
              | Diamond-Blackfan Anemia use Anemia, Diamond-Blackfan | 
              | Diamorphine use Heroin | 
              | Diamphenethide use Diamfenetide | 
              | Dianhydrodulcitol use Dianhydrogalactitol | 
              | Dianhydrogalactitol | 
              | Dianisidine | 
              | Dianisyl Trichloroethane use Methoxychlor | 
              | Dianthovirus use Tombusviridae | 
              | Dianthus | 
              | Diaper Pins use Diapers, Infant | 
              | Diaper Rash | 
              | Diapers, Adult | 
              | Diapers, Infant | 
              | Diaphanography use Transillumination | 
              | Diaphanoscopy use Transillumination | 
              | Diaphragm | 
              | Diaphragm Pumps | 
              | Diaphragmatic Eventration | 
              | Diaphragmatic Hernia use Hernia, Diaphragmatic | 
              | Diaphragmatic Hernia, Traumatic use Hernia, Diaphragmatic, Traumatic | 
              | Diaphragmatic Paralysis use Respiratory Paralysis | 
              | Diaphragmatic Stomata use Peritoneal Stomata | 
              | Diaphyseal Aclasis use Exostoses, Multiple Hereditary | 
              | Diaphyseal Dysplasia, Progressive use Camurati-Engelmann Syndrome | 
              | Diaphyses | 
              | Diaries | 
              | Diarrhea | 
              | Diarrhea Virus 1, Bovine Viral | 
              | Diarrhea Virus 2, Bovine Viral | 
              | Diarrhea Virus, Bovine Viral use Diarrhea Viruses, Bovine Viral | 
              | Diarrhea Viruses, Bovine Viral | 
              | Diarrhea, Infantile | 
              | Diarrheogenic Tumor use Vipoma | 
              | Diarylheptanoids | 
              | Diastase use Amylases | 
              | Diastema | 
              | Diastematomyelia use Neural Tube Defects | 
              | Diastole | 
              | Diastolic Counterpulsation use Counterpulsation | 
              | Diathermy | 
              | Diathermy, Surgical use Electrocoagulation | 
              | Diathesis use Disease Susceptibility | 
              | Diatomaceous Earth | 
              | Diatomite Filtration | 
              | Diatoms | 
              | Diatrizoate | 
              | Diatrizoate Meglumine | 
              | Diatrizoate Methylglucamine use Diatrizoate Meglumine | 
              | Diatrizoic Acid Methylglucamine use Diatrizoate Meglumine | 
              | Diazepam | 
              | Diazepam Binding Inhibitor | 
              | Diazinon | 
              | Diazomethane | 
              | Diazonium Compounds | 
              | Diazooxonorleucine | 
              | Diazotrophy use Nitrogen Fixation | 
              | Diazoxide | 
              | Dibasic Processing Enzyme use Furin | 
              | Dibekacin | 
              | Dibenamine use Dibenzylchlorethamine | 
              | Dibenz(b,f)(1,4)oxazepine-10(11H)-carboxylic acid, 8-chloro-, 2-acetylhydrazide | 
              | Dibenzazepines | 
              | Dibenzocycloheptenes | 
              | Dibenzocyclooctanes use Cyclooctanes | 
              | Dibenzothiazepines | 
              | Dibenzothiepins | 
              | Dibenzoxazepines | 
              | Dibenzoxepins | 
              | Dibenzylchlorethamine | 
              | Dibromodulcitol use Mitolactol | 
              | Dibromomannitol use Mitobronitol | 
              | Dibromothymolsulfonphthalein use Bromthymol Blue | 
              | Dibromothymoquinone | 
              | Dibucaine | 
              | Dibutyl Phthalate | 
              | Dibutyryl Adenosine-3',5'-Monophosphate use Bucladesine | 
              | Dibutyryl Cyclic AMP use Bucladesine | 
              | Dibutyryl Cyclic GMP | 
              | Dibutyryl Guanosine-3',5'-Monophosphate use Dibutyryl Cyclic GMP | 
              | Dicamba | 
              | Dicarbethoxydihydrocollidine | 
              | Dicarboxylate-Binding Protein use Dicarboxylic Acid Transporters | 
              | Dicarboxylic Acid Transporters | 
              | Dicarboxylic Acids | 
              | Dicarboxylic Amino Acids use Amino Acids, Dicarboxylic | 
              | Dicentra use Fumariaceae | 
              | Dicentra canadensis use Corydalis formosa | 
              | Dicentrarchus use Bass | 
              | Dichapetalum | 
              | Dichelobacter use Dichelobacter nodosus | 
              | Dichelobacter nodosus | 
              | Dichloroacetate | 
              | Dichloroacetic Acid use Dichloroacetate | 
              | Dichlorobenzimidazole Riboside use Dichlororibofuranosylbenzimidazole | 
              | Dichlorodiethyl Sulfide use Mustard Gas | 
              | Dichlorodiphenyl Dichloroethylene | 
              | Dichlorodiphenyldichloroethane | 
              | Dichloroethanes use Ethylene Dichlorides | 
              | Dichloroethylenes | 
              | Dichloromethane use Methylene Chloride | 
              | Dichloromethyl Ether use Bis(Chloromethyl) Ether | 
              | Dichloromethylene Diphosphonate use Clodronic Acid | 
              | Dichlorophen | 
              | Dichlororibofuranosylbenzimidazole | 
              | Dichloroxacillin use Dicloxacillin | 
              | Dichlorphenamide | 
              | Dichlorvos | 
              | Dichotic Listening Tests | 
              | Diclofenac | 
              | Diclofenamid use Dichlorphenamide | 
              | Diclophenac use Diclofenac | 
              | Dicloxacillin | 
              | Dicofol | 
              | Dicrocoeliasis | 
              | Dicrocoeliidae | 
              | Dicrocoelium | 
              | Dicrostonyx use Arvicolinae | 
              | Dictamnus | 
              | Dictamnus albus | 
              | Dictionaries as Topic | 
              | Dictionaries, Chemical | 
              | Dictionaries, Classical | 
              | Dictionaries, Dental | 
              | Dictionaries, Medical | 
              | Dictionaries, Pharmaceutic | 
              | Dictionaries, Polyglot | 
              | Dictionary | 
              | Dictyocauliasis use Dictyocaulus Infections | 
              | Dictyocaulus | 
              | Dictyocaulus Infections | 
              | Dictyoptera use Cockroaches | 
              | Dictyostelid Cellular Slime Molds use Dictyosteliida | 
              | Dictyosteliida | 
              | Dictyostelium | 
              | Dictyostelium discoideum use Dictyostelium | 
              | Dicumarol | 
              | Dicyclohexylcarbodiimide | 
              | Dicyclomine | 
              | Dicycloverin use Dicyclomine | 
              | Didanosine | 
              | Didelphidae use Opossums | 
              | Didelphis | 
              | Dideoxyadenosine | 
              | Dideoxycytidine use Zalcitabine | 
              | Dideoxyinosine use Didanosine | 
              | Dideoxykanamycin B use Dibekacin | 
              | Dideoxynucleosides | 
              | Dideoxynucleotides | 
              | Dideoxyribonucleosides use Dideoxynucleosides | 
              | DIDMOAD use Wolfram Syndrome | 
              | Dieffenbachia seguine use Caladium seguinum | 
              | Dieldrin | 
              | Diemictylus viridescens use Notophthalmus viridescens | 
              | Diencephalon | 
              | Dienestrol | 
              | Dientamoeba | 
              | Dientamoebiasis | 
              | Diepoxydulcitol use Dianhydrogalactitol | 
              | Diepoxygalactitol use Dianhydrogalactitol | 
              | Diesel Exhaust use Vehicle Emissions | 
              | Diestrus | 
              | Diet | 
              | Diet Fads | 
              | Diet Records | 
              | Diet Surveys | 
              | Diet Therapy | 
              | Diet, Atherogenic | 
              | Diet, Carbohydrate-Restricted | 
              | Diet, Cariogenic | 
              | Diet, Chemically Defined use Food, Formulated | 
              | Diet, Diabetic use Diabetic Diet | 
              | Diet, Elemental use Food, Formulated | 
              | Diet, Fat-Free use Diet, Fat-Restricted | 
              | Diet, Fat-Restricted | 
              | Diet, Formula use Food, Formulated | 
              | Diet, Gluten-Free | 
              | Diet, Homeopathy use Diet Therapy | 
              | Diet, Low-Fat use Diet, Fat-Restricted | 
              | Diet, Low-Protein use Diet, Protein-Restricted | 
              | Diet, Low-Salt use Diet, Sodium-Restricted | 
              | Diet, Low-Sodium use Diet, Sodium-Restricted | 
              | Diet, Macrobiotic | 
              | Diet, Mediterranean | 
              | Diet, Protein-Free use Diet, Protein-Restricted | 
              | Diet, Protein-Restricted | 
              | Diet, Reducing | 
              | Diet, Sodium-Restricted | 
              | Diet, Synthetic use Food, Formulated | 
              | Diet, Vegan use Diet, Vegetarian | 
              | Diet, Vegetarian | 
              | Dietary Advocacy use Nutritional Rights | 
              | Dietary Calcium use Calcium, Dietary | 
              | Dietary Carbohydrates | 
              | Dietary Cholesterol use Cholesterol, Dietary | 
              | Dietary Egg Proteins use Egg Proteins, Dietary | 
              | Dietary Fats | 
              | Dietary Fats, Unsaturated | 
              | Dietary Fiber | 
              | Dietary Formulations use Food, Formulated | 
              | Dietary Habits use Food Habits | 
              | Dietary Iron use Iron, Dietary | 
              | Dietary Law use Nutritional Rights | 
              | Dietary Minerals | 
              | Dietary Modification use Food Habits | 
              | Dietary Oils use Dietary Fats, Unsaturated | 
              | Dietary Phosphorus use Phosphorus, Dietary | 
              | Dietary Plant Proteins use Vegetable Proteins | 
              | Dietary Potassium use Potassium, Dietary | 
              | Dietary Proteins | 
              | Dietary Services | 
              | Dietary Sodium use Sodium, Dietary | 
              | Dietary Sodium Chloride use Sodium Chloride, Dietary | 
              | Dietary Sucrose | 
              | Dietary Sugars use Dietary Sucrose | 
              | Dietary Supplementation use Dietary Supplements | 
              | Dietary Supplements | 
              | Dietary Vitamins | 
              | Dietetic Beverages | 
              | Dietetic Sweeteners | 
              | Dietetics | 
              | Diethoxycarbonyldihydrocollidine use Dicarbethoxydihydrocollidine | 
              | Diethyl Dicarbonate use Diethyl Pyrocarbonate | 
              | Diethyl Ether use Ether, Ethyl | 
              | Diethyl Ketones use Pentanones | 
              | Diethyl Oxydiformate use Diethyl Pyrocarbonate | 
              | Diethyl Pyrocarbonate | 
              | Diethylamines | 
              | Diethylcarbamazine | 
              | Diethyldithiocarbamate use Ditiocarb | 
              | Diethylenetriamine Pentaacetic Acid use Pentetic Acid | 
              | Diethylhexyl Phthalate | 
              | Diethylmalonylurea use Barbital | 
              | Diethylnicotinamid use Nikethamide | 
              | Diethylnitrosamine | 
              | Diethylpropion | 
              | Diethylstilbestrol | 
              | Diferuloylmethane use Curcumin | 
              | Difference Limen use Differential Threshold | 
              | Differential Leukocyte Count use Leukocyte Count | 
              | Differential Thermal Analysis | 
              | Differential Thermal Analysis, Calorimetric use Calorimetry, Differential Scanning | 
              | Differential Threshold | 
              | Differentiation Antigens use Antigens, Differentiation | 
              | Differentiation Antigens, B-Cell use Antigens, Differentiation, B-Lymphocyte | 
              | Differentiation Antigens, B-Lymphocyte use Antigens, Differentiation, B-Lymphocyte | 
              | Differentiation Antigens, Hairy Cell Leukemia use Antigens, Differentiation | 
              | Differentiation Antigens, Leukocyte, Human use Antigens, CD | 
              | Differentiation Antigens, Myelomonocytic use Antigens, Differentiation, Myelomonocytic | 
              | Differentiation Antigens, T-Cell use Antigens, Differentiation, T-Lymphocyte | 
              | Differentiation Markers use Antigens, Differentiation | 
              | Diffuse Axonal Injury | 
              | Diffuse Cerebral Sclerosis of Schilder | 
              | Diffuse Globoid Body Sclerosis use Leukodystrophy, Globoid Cell | 
              | Diffuse Idiopathic Skeletal Hyperostosis use Hyperostosis, Diffuse Idiopathic Skeletal | 
              | Diffuse Lewy Body Disease use Lewy Body Disease | 
              | Diffuse Myofascial Pain Syndrome use Fibromyalgia | 
              | Diffuse Parenchymal Lung Diseases use Lung Diseases, Interstitial | 
              | Diffuse, Large B-Cell, Lymphoma use Lymphoma, Large B-Cell, Diffuse | 
              | Diffusely Adherent Escherichia Coli use Escherichia coli | 
              | Diffusers | 
              | Diffusion | 
              | Diffusion Chambers, Culture | 
              | Diffusion Magnetic Resonance Imaging | 
              | Diffusion of Innovation | 
              | Diflubenzuron | 
              | Diflucortolone | 
              | Diflunisal | 
              | Difluoromethylornithine use Eflornithine | 
              | Digenic Acid use Kainic Acid | 
              | DiGeorge Syndrome | 
              | Digestants use Gastrointestinal Agents | 
              | Digesters | 
              | Digestion | 
              | Digestive Epilepsy use Epilepsies, Partial | 
              | Digestive Physiology use Digestive System Physiological Phenomena | 
              | Digestive System | 
              | Digestive System Abnormalities | 
              | Digestive System and Oral Physiological Phenomena | 
              | Digestive System and Oral Physiology use Digestive System and Oral Physiological Phenomena | 
              | Digestive System Cancer use Digestive System Neoplasms | 
              | Digestive System Diseases | 
              | Digestive System Endoscopic Surgical Procedures use Endoscopy, Digestive System | 
              | Digestive System Fistula | 
              | Digestive System Neoplasms | 
              | Digestive System Physiological Phenomena | 
              | Digestive System Processes | 
              | Digestive System Surgical Procedures | 
              | Digestive Tract use Gastrointestinal Tract | 
              | Digestive Tract Contents use Gastrointestinal Contents | 
              | Digilanides use Lanatosides | 
              | Digital Dental Radiography, Direct use Radiography, Dental, Digital | 
              | Digital Radiography use Radiographic Image Enhancement | 
              | Digital Radiography, Dental use Radiography, Dental, Digital | 
              | Digital Rectal Examination | 
              | Digital Scan Projection Radiography, Dual-Energy use Radiography, Dual-Energy Scanned Projection | 
              | Digital Signal Processing use Signal Processing, Computer-Assisted | 
              | Digital Subtraction Angiography use Angiography, Digital Subtraction | 
              | Digitalinum | 
              | Digitalis | 
              | Digitalis Glycosides | 
              | Digitalis purpurea | 
              | Digitaria | 
              | Digitin use Digitonin | 
              | Digitonin | 
              | Digitoxigenin | 
              | Digitoxin | 
              | Digitoxinum | 
              | Diglyceride Kinase use Diacylglycerol Kinase | 
              | Diglycerides | 
              | Digoxigenin | 
              | Digoxin | 
              | Dihematoporphyrin Ether | 
              | Dihydralazine | 
              | Dihydro-beta-Erythroidine | 
              | Dihydro-Orotase use Dihydroorotase | 
              | Dihydro-Orotate Amidohydrolase use Dihydroorotase | 
              | Dihydroalprenolol | 
              | Dihydrobenzopyrans use Chromans | 
              | Dihydrobenzopyrene Diols use Dihydroxydihydrobenzopyrenes | 
              | Dihydrocholesterol use Cholestanol | 
              | Dihydrocodeinone use Hydrocodone | 
              | Dihydrodiethylstilbestrol use Hexestrol | 
              | Dihydrodiolbenzopyrenes use Dihydroxydihydrobenzopyrenes | 
              | Dihydrodipicolinate Reductase | 
              | Dihydroergocornine | 
              | Dihydroergocornine Mesylate use Dihydroergocornine | 
              | Dihydroergocristine | 
              | Dihydroergocristine Mesylate use Dihydroergocristine | 
              | Dihydroergocryptine | 
              | Dihydroergocryptine Mesylate use Dihydroergocryptine | 
              | Dihydroergotamine | 
              | Dihydroergotoxine | 
              | Dihydroergotoxine Mesylate use Ergoloid Mesylates | 
              | Dihydrofolate Dehydrogenase use Tetrahydrofolate Dehydrogenase | 
              | Dihydrofolate Reductase use Tetrahydrofolate Dehydrogenase | 
              | Dihydroharmine use Harmaline | 
              | Dihydrohydroxycodeinone use Oxycodone | 
              | Dihydrolipoamide Dehydrogenase | 
              | Dihydrolipoyllysine-Residue Acetyltransferase | 
              | Dihydromorphine | 
              | Dihydromorphinone use Hydromorphone | 
              | Dihydrooleic Acids use Stearic Acids | 
              | Dihydroorotase | 
              | Dihydroorotate Oxidase | 
              | Dihydroprogesterone use 20-alpha-Dihydroprogesterone | 
              | Dihydropteridine Reductase | 
              | Dihydropteridine Reductase Deficiency Disease use Phenylketonurias | 
              | Dihydropteroate Pyrophosphorylase use Dihydropteroate Synthase | 
              | Dihydropteroate Synthase | 
              | Dihydropteroate Synthetase use Dihydropteroate Synthase | 
              | Dihydropyridine Receptors use Calcium Channels, L-Type | 
              | Dihydropyridines | 
              | Dihydropyrimidine Dehydrogenase Deficiency | 
              | Dihydrostreptomycin use Dihydrostreptomycin Sulfate | 
              | Dihydrostreptomycin Sulfate | 
              | Dihydrotachysterol | 
              | Dihydrotestosterone | 
              | Dihydrouracil Dehydrogenase (NAD+) | 
              | Dihydrouracil Dehydrogenase (NADP) | 
              | Dihydroxyacetone | 
              | Dihydroxyacetone Phosphate | 
              | Dihydroxybutanes use Butylene Glycols | 
              | Dihydroxycholecalciferols | 
              | Dihydroxydihydrobenzopyrenes | 
              | Dihydroxyethanes use Ethylene Glycols | 
              | Dihydroxyphenylalanine | 
              | Dihydroxypregnadienes use Pregnadienediols | 
              | Dihydroxyprogesterone use Algestone | 
              | Dihydroxyprogesterone Acetophenide use Algestone Acetophenide | 
              | Dihydroxypropyltheophylline use Dyphylline | 
              | Dihydroxytryptamines | 
              | Dihydroxyundecyl Resorcylic Acid Lactone use Zeranol | 
              | Dihydroxyvitamins D use Dihydroxycholecalciferols | 
              | Diiodohydroxyquin use Iodoquinol | 
              | Diiodothyronines | 
              | Diiodotyrosine | 
              | Diiodotyrosine Receptors use Receptors, Thyroid Hormone | 
              | Diisocyanatotoluene use Toluene 2,4-Diisocyanate | 
              | Diisopropylfluorophosphate use Isoflurophate | 
              | Diketobutane use Diacetyl | 
              | Diketopiperazine Compounds use Diketopiperazines | 
              | Diketopiperazines | 
              | Diketopregnanes use Pregnanediones | 
              | Diketopregnenes use Pregnenediones | 
              | Dilatation | 
              | Dilatation and Curettage | 
              | Dilatation, Balloon use Balloon Dilatation | 
              | Dilatation, Pathologic | 
              | Dilatation, Transluminal Arterial use Angioplasty, Balloon | 
              | Dilated Cardiomyopathy use Cardiomyopathy, Dilated | 
              | Dilazep | 
              | Dilleniaceae | 
              | Diltiazem | 
              | Dilution | 
              | Dilution Cone | 
              | Dilution Techniques use Indicator Dilution Techniques | 
              | Dimaprit | 
              | Dimenhydrinate | 
              | Dimensioning | 
              | Dimercaprol | 
              | Dimercaptosuccinic Acid use Succimer | 
              | Dimercurosammonium Nitrate use Mercurius Solubilis | 
              | Dimerization | 
              | Dimethadione | 
              | Dimethindene | 
              | Dimethisterone | 
              | Dimethoate | 
              | Dimethoxyphenylethylamine | 
              | Dimethpyrindene use Dimethindene | 
              | Dimethyl Adipimate use Dimethyl Adipimidate | 
              | Dimethyl Adipimidate | 
              | Dimethyl Adipinamidate use Dimethyl Adipimidate | 
              | Dimethyl Suberimidate | 
              | Dimethyl Sulfoxide | 
              | Dimethylallyltransferase use Dimethylallyltranstransferase | 
              | Dimethylallyltranstransferase | 
              | Dimethylamines | 
              | Dimethylaminoazobenzene use p-Dimethylaminoazobenzene | 
              | Dimethylaminoethanol use Deanol | 
              | Dimethylaminonaphthalenesulfonyl Compounds use Dansyl Compounds | 
              | Dimethylaminophenazone use Aminopyrine | 
              | Dimethylcysteine use Penicillamine | 
              | Dimethyldiketone use Diacetyl | 
              | Dimethyldithiocarbamate | 
              | Dimethylergometrin use Methysergide | 
              | Dimethylformamide | 
              | Dimethylglycine Dehydrogenase | 
              | Dimethylglyoxal use Diacetyl | 
              | Dimethylguanylguanidine use Metformin | 
              | Dimethylhydrazines | 
              | Dimethylmeperidine use Promedol | 
              | Dimethylnitrosamine | 
              | Dimethylnitrosamine N-Demethylase use Cytochrome P-450 CYP2E1 | 
              | Dimethylphenylene Bis-Thioallophanate use Thiophanate | 
              | Dimethylphenylpiperazinium Iodide | 
              | Dimethylpolysiloxanes | 
              | Dimethylserotonin use Bufotenin | 
              | Dimethylsiloxanes use Dimethylpolysiloxanes | 
              | Dimethyltryptamine use N,N-Dimethyltryptamine | 
              | Dimetridazole | 
              | Diminazene | 
              | Dimyristoyllecithin use Dimyristoylphosphatidylcholine | 
              | Dimyristoylphosphatidylcholine | 
              | Dinitolmide | 
              | Dinitrobenzenes | 
              | Dinitrochlorobenzene | 
              | Dinitrocresols | 
              | Dinitrofluorobenzene | 
              | Dinitrogenase use Nitrogenase | 
              | Dinitrogenase Reductase | 
              | Dinitrophenols | 
              | Dinitrophenyl Compounds use Dinitrobenzenes | 
              | Dinitrotoluamide use Dinitolmide | 
              | Dinoflagellida | 
              | Dinoprost | 
              | Dinoprostone | 
              | Dinosaurs | 
              | Dinucleoside Diphosphates use Dinucleoside Phosphates | 
              | Dinucleoside Monophosphates use Dinucleoside Phosphates | 
              | Dinucleoside Oligophosphates use Dinucleoside Phosphates | 
              | Dinucleoside Phosphates | 
              | Dinucleoside Tetraphosphates use Dinucleoside Phosphates | 
              | Dinucleoside Triphosphates use Dinucleoside Phosphates | 
              | Dinucleotide Repeats | 
              | Dioclea | 
              | Dioctophyma use Dioctophymatoidea | 
              | Dioctophyma renale Infections use Enoplida Infections | 
              | Dioctophymatoidea | 
              | Dioctyl Phthalate use Diethylhexyl Phthalate | 
              | Dioctyl Sulfosuccinates use Dioctyl Sulfosuccinic Acid | 
              | Dioctyl Sulfosuccinic Acid | 
              | Diode Lasers use Lasers, Semiconductor | 
              | Diode Pumped Solid State Lasers use Lasers, Solid-State | 
              | Diodone use Iodopyracet | 
              | Diodoxyquinoline use Iodoquinol | 
              | Diol Dehydrase use Propanediol Dehydratase | 
              | Diolefins use Alkadienes | 
              | Dionaea use Droseraceae | 
              | Dioncophyllaceae | 
              | Dioscorea | 
              | Dioscorea villosa | 
              | Dioscoreaceae | 
              | Diosgenin | 
              | Diosma lincaris | 
              | Diosmin | 
              | Diospyros | 
              | Dioxanes | 
              | Dioxin Receptors use Receptors, Aryl Hydrocarbon | 
              | Dioxins | 
              | Dioxolanes | 
              | Dioxoles | 
              | Dioxygen use Oxygen | 
              | Dioxygenases | 
              | Dioxyphenylisatin use Oxyphenisatin Acetate | 
              | Dipalmitoyllecithin use 1,2-Dipalmitoylphosphatidylcholine | 
              | Dipeptidases | 
              | Dipeptides | 
              | Dipeptidyl Aminopeptidase I use Dipeptidyl Peptidase I | 
              | Dipeptidyl Aminopeptidases use Dipeptidyl Peptidases | 
              | Dipeptidyl Peptidase I | 
              | Dipeptidyl Peptidases | 
              | Dipeptidyl-Peptidase IV use Antigens, CD26 | 
              | Dipeptidyl-Peptidase IV Inhibitors | 
              | Dipetalonema | 
              | Dipetalonema Infections | 
              | Dipetalonema perstans use Mansonella | 
              | Diphenhydramine | 
              | Diphenhydramine Theoclate use Dimenhydrinate | 
              | Diphenol Oxidases use Catechol Oxidase | 
              | Diphenoxylate | 
              | Diphenyl Oxides use Phenyl Ethers | 
              | Diphenylacetic Acids | 
              | Diphenylamine | 
              | Diphenylbutazone use Phenylbutazone | 
              | Diphenylcarbazide | 
              | Diphenylhexatriene | 
              | Diphenylhydantoin use Phenytoin | 
              | Diphenylhydramin use Diphenhydramine | 
              | Diphenylmethyl Compounds use Benzhydryl Compounds | 
              | Diphenylthiocarbazone use Dithizone | 
              | Diphenylurea Compounds use Carbanilides | 
              | Diphosphates | 
              | Diphosphatidylglycerols use Cardiolipins | 
              | Diphosphoglyceric Acids | 
              | Diphosphoglyceromutase use Bisphosphoglycerate Mutase | 
              | Diphosphonates | 
              | Diphosphopyridine Nucleotidase use NAD+ Nucleosidase | 
              | Diphosphopyridine Nucleotide use NAD | 
              | Diphosphotransferases | 
              | Diphtheria | 
              | Diphtheria Antitoxin | 
              | Diphtheria Toxin | 
              | Diphtheria Toxoid | 
              | Diphtheria Vaccine use Diphtheria Toxoid | 
              | Diphtheria-Pertussis-Tetanus Vaccine use Diphtheria-Tetanus-Pertussis Vaccine | 
              | Diphtheria-Tetanus Vaccine | 
              | Diphtheria-Tetanus-acellular Pertussis Vaccines | 
              | Diphtheria-Tetanus-Pertussis Vaccine | 
              | Diphtherinum | 
              | Diphtherotoxinum | 
              | Diphyllobothriasis | 
              | Diphyllobothrium | 
              | Diplegic Infantile Cerebral Palsy use Cerebral Palsy | 
              | Diplococcus pneumoniae use Streptococcus pneumoniae | 
              | Diploidy | 
              | Diplomatic Asylum | 
              | Diplomatic Missions | 
              | Diplomonadida | 
              | Diplonema use Meiotic Prophase I | 
              | Diplopia | 
              | Dipodascus | 
              | Dipodidae use Rodentia | 
              | Dipodium punctatum | 
              | Dipodomys | 
              | Dipotassium Chlorazepate use Clorazepate Dipotassium | 
              | Diprenorphine | 
              | Diprophylline use Dyphylline | 
              | Dipropyl Acetate use Valproic Acid | 
              | Dipsacaceae | 
              | Diptera | 
              | Dipterix odorata use Tongo | 
              | Dipterocarpaceae | 
              | Dipteryx | 
              | Dipylidiasis use Cestode Infections | 
              | Dipyridamole | 
              | Dipyridoxolyldisulfide use Pyrithioxin | 
              | Dipyrine use Aminopyrine | 
              | Dipyrone | 
              | Diquat | 
              | Dirca use Thymelaeaceae | 
              | Dirca palustris | 
              | Direct Filtration | 
              | Direct In Situ Copy PCR use Primed In Situ Labeling | 
              | Direct Lytic Factors use Cobra Cardiotoxin Proteins | 
              | Direct Parameters | 
              | Direct Repeat use Repetitive Sequences, Nucleic Acid | 
              | Direct Service Costs | 
              | Directed Donation use Directed Tissue Donation | 
              | Directed Molecular Evolution | 
              | Directed Reverie Therapy use Imagery (Psychotherapy) | 
              | Directed Tissue Donation | 
              | Directional Coronary Atherectomy use Atherectomy, Coronary | 
              | Directive Adherence use Advance Directive Adherence | 
              | Directive Counseling | 
              | Directly Observed Therapy | 
              | Directories as Topic | 
              | Directories of Projects | 
              | Directories of Research Institutions | 
              | Directories of Researchers | 
              | Directory | 
              | Dirofilaria | 
              | Dirofilaria immitis | 
              | Dirofilariasis | 
              | Dirt-Bikes use Off-Road Motor Vehicles | 
              | Disabilities, Developmental use Developmental Disabilities | 
              | Disability Evaluation | 
              | Disability Insurance use Insurance, Disability | 
              | Disability Leave use Sick Leave | 
              | Disability-Adjusted Life Years | 
              | Disability-Free Life Expectancy use Active Life Expectancy | 
              | Disabled Children | 
              | Disabled Health | 
              | Disabled Persons | 
              | Disaccharidases | 
              | Disaccharides | 
              | Disappearing Bone Disease use Osteolysis, Essential | 
              | Disarticulation | 
              | Disaster Act use Disaster Legislation | 
              | Disaster Area | 
              | Disaster Area Survey Team | 
              | Disaster Care Institutions use Organizations for Planning and Care in Disasters | 
              | Disaster Continuum use Disaster Phases | 
              | Disaster Cycle use Disaster Phases | 
              | Disaster Development Speed | 
              | Disaster Effects on Buildings | 
              | Disaster Emergencies | 
              | Disaster Epidemiology | 
              | Disaster Evaluation | 
              | Disaster Evaluation Characteristics | 
              | Disaster Insurances | 
              | Disaster Legislation | 
              | Disaster Management | 
              | Disaster Medicine | 
              | Disaster Mitigation use Prevention and Mitigation | 
              | Disaster Path | 
              | Disaster Phases | 
              | Disaster Planning | 
              | Disaster Prone Area use Disaster Area | 
              | Disaster Recovery | 
              | Disaster Relocation | 
              | Disaster Route use Disaster Path | 
              | Disaster Sanitation | 
              | Disaster Stages | 
              | Disaster Team | 
              | Disaster Victims | 
              | Disaster Warning | 
              | Disaster Zone use Disaster Area | 
              | Disasters | 
              | Disasters Identification Characteristics | 
              | Disasters' Impact use Impact of Disasters | 
              | DISC-PCR use Primed In Situ Labeling | 
              | Discaria use Rhamnaceae | 
              | Discectomy use Diskectomy | 
              | Discectomy, Percutaneous use Diskectomy, Percutaneous | 
              | Discharge Dilution | 
              | Discharge Planning use Patient Discharge | 
              | Discitis | 
              | Disclosure | 
              | Disclosure, Truth use Truth Disclosure | 
              | Discolysis use Intervertebral Disk Chemolysis | 
              | Discrete Subaortic Stenosis | 
              | Discretionary Adjustment Factor use Prospective Payment System | 
              | Discriminant Analysis | 
              | Discrimination (Psychology) | 
              | Discrimination Learning | 
              | Discussion Forums | 
              | Disease | 
              | Disease Attributes | 
              | Disease Concept Evolution use Disease | 
              | Disease Costs use Cost of Illness | 
              | Disease Frequency Surveys use Cross-Sectional Studies | 
              | Disease Management | 
              | Disease Models, Animal | 
              | Disease Notification | 
              | Disease Occurrence Measures use Measures of Disease Occurrence | 
              | Disease Outbreaks | 
              | Disease Prevention | 
              | Disease Progression | 
              | Disease Reservoirs | 
              | Disease Resistance use Immunity, Innate | 
              | Disease Susceptibility | 
              | Disease Transmission, Infectious | 
              | Disease Transmission, Patient-to-Professional use Infectious Disease Transmission, Patient-to-Professional | 
              | Disease Transmission, Professional-to-Patient use Infectious Disease Transmission, Professional-to-Patient | 
              | Disease Vectors | 
              | Disease-Free Survival | 
              | Disease-Modifying Antirheumatic Drugs use Antirheumatic Agents | 
              | Disease-Modifying Second-Line Drugs use Antirheumatic Agents | 
              | Diseases Classification | 
              | Diseases in Twins | 
              | Diseases Registries | 
              | Disgerminoma use Dysgerminoma | 
              | Disinfectants | 
              | Disinfectants, Contact Lens use Contact Lens Solutions | 
              | Disinfectants, Dental use Dental Disinfectants | 
              | Disinfection | 
              | Disinfection by Products | 
              | Disinfection Products use Disinfection by Products | 
              | Disinfection, Hand use Handwashing | 
              | Disinfestants use Disinfesting Agents | 
              | Disinfestation | 
              | Disinfesting Agents | 
              | Disinsection use Disinfestation | 
              | Disintegrins | 
              | Disk Diffusion Antimicrobial Tests | 
              | Disk, Herniated use Intervertebral Disk Displacement | 
              | Disk, Intervertebral use Intervertebral Disk | 
              | Disk, Temporomandibular Joint use Temporomandibular Joint Disk | 
              | Diskectomy | 
              | Diskectomy, Percutaneous | 
              | Dislocation, Tooth use Tooth Avulsion | 
              | Dislocations | 
              | Disodium Cromoglycate use Cromolyn Sodium | 
              | Disomy, Uniparental use Uniparental Disomy | 
              | Disoprofol use Propofol | 
              | Disopyramide | 
              | Disorders of Environmental Origin | 
              | Disorders of Excessive Somnolence | 
              | Disorders of Initiating and Maintaining Sleep use Sleep Initiation and Maintenance Disorders | 
              | Disorders of Sexual Development use Sex Differentiation Disorders | 
              | Disorders of the Autonomic Nervous System use Autonomic Nervous System Diseases | 
              | Disorders Usually Diagnosed in Infancy, Childhood or Adolescence use Mental Disorders Diagnosed in Childhood | 
              | Disparities, Healthcare use Healthcare Disparities | 
              | Dispensation of Products Registration use Exemption of Products Registration | 
              | Dispensatories | 
              | Dispensing Fees use Prescription Fees | 
              | Dispensing of Medicines use Products Commerce | 
              | Dispersed Repetitive Sequences use Interspersed Repetitive Sequences | 
              | Displaced Persons | 
              | Displacement (Psychology) | 
              | Disposable Equipment | 
              | Disproportionate Share Reimbursement use Reimbursement, Disproportionate Share | 
              | Disruptive Behavior Disorder use Attention Deficit and Disruptive Behavior Disorders | 
              | Dissecting Aneurysm use Aneurysm, Dissecting | 
              | Dissecting Vertebral Artery Aneurysm use Vertebral Artery Dissection | 
              | Dissection | 
              | Disseminated Intravascular Coagulation | 
              | Dissent and Disputes | 
              | Dissertations, Academic as Topic | 
              | Dissociation use Dissociative Disorders | 
              | Dissociative Anesthetics use Anesthetics, Dissociative | 
              | Dissociative Disorders | 
              | Dissociative Identity Disorder use Multiple Personality Disorder | 
              | Dissolution | 
              | Dissolved Matter use Dissolved Solids | 
              | Dissolved Organic Carbon | 
              | Dissolved Oxygen | 
              | Dissolved Solids | 
              | Distal Myopathies | 
              | Distamycins | 
              | Distance Education use Education, Distance | 
              | Distance Learning use Education, Distance | 
              | Distance Perception | 
              | Distemper | 
              | Distemper Virus, Canine | 
              | Distemper Virus, Phocine | 
              | Distemper, Canine use Distemper | 
              | Distemper, Feline use Feline Panleukopenia | 
              | Distillation | 
              | Distillators | 
              | Distilled Water | 
              | Distraction Osteogenesis use Osteogenesis, Distraction | 
              | Distributed Systems use Computer Communication Networks | 
              | District of Columbia | 
              | Disulfides | 
              | Disulfiram | 
              | Disulfoton | 
              | Ditainum | 
              | Diterpenes | 
              | Diterpenes, Abietane | 
              | Diterpenes, Cembrane use Diterpenes | 
              | Diterpenes, Clerodane | 
              | Diterpenes, Kaurane | 
              | Diterpenes, Labdane use Diterpenes | 
              | Dithiazanine | 
              | Dithioerythritol | 
              | Dithionite | 
              | Dithionitrobenzoic Acid | 
              | Dithiothreitol | 
              | Dithizone | 
              | Dithranol use Anthralin | 
              | Ditiocarb | 
              | Diuresis | 
              | Diuretics | 
              | Diuretics, Osmotic | 
              | Diurnal Enuresis | 
              | Diurnal Rhythm use Circadian Rhythm | 
              | Diuron | 
              | Divalent Cations use Cations, Divalent | 
              | Divalproex use Valproic Acid | 
              | Diverticulitis | 
              | Diverticulitis, Colonic | 
              | Diverticulosis use Diverticulum | 
              | Diverticulosis, Colonic | 
              | Diverticulosis, Esophageal | 
              | Diverticulosis, Gastric use Diverticulosis, Stomach | 
              | Diverticulosis, Stomach | 
              | Diverticulum | 
              | Diverticulum, Colon | 
              | Diverticulum, Esophageal | 
              | Diverticulum, Stomach | 
              | Diving | 
              | Divinyl Ether Maleic Anhydride Copolymer use Pyran Copolymer | 
              | Divorce | 
              | Diynes | 
              | Dizocilpine use Dizocilpine Maleate | 
              | Dizocilpine Maleate | 
              | Dizziness | 
              | Djibouti | 
              | Djungarian Hamsters use Phodopus | 
              | DMARD use Antirheumatic Agents | 
              | DMBA use 9,10-Dimethyl-1,2-benzanthracene | 
              | DMF Index | 
              | DMPP use Dimethylphenylpiperazinium Iodide | 
              | DMSA use Succimer | 
              | DMSO use Dimethyl Sulfoxide | 
              | DNA | 
              | DNA (Cytosine-5-)-Methyltransferase | 
              | DNA Adducts | 
              | DNA Amplification Techniques use Nucleic Acid Amplification Techniques | 
              | DNA Aptamers use Aptamers, Nucleotide | 
              | DNA Breaks | 
              | DNA Breaks, Double-Stranded | 
              | DNA Breaks, Single-Stranded | 
              | DNA Cleavage | 
              | DNA Computers use Computers, Molecular | 
              | DNA Cytosine-5-Methylase use DNA (Cytosine-5-)-Methyltransferase | 
              | DNA Damage | 
              | DNA Data Bank of Japan use Databases, Nucleic Acid | 
              | DNA Data Banks use Databases, Nucleic Acid | 
              | DNA Databases use Databases, Nucleic Acid | 
              | DNA Degradation, Apoptotic use DNA Fragmentation | 
              | DNA Degradation, Necrotic | 
              | DNA Denaturation use Nucleic Acid Denaturation | 
              | DNA Fingerprinting | 
              | DNA Fingerprints use DNA Fingerprinting | 
              | DNA Footprinting | 
              | DNA Fragmentation | 
              | DNA Glycosylases | 
              | DNA Gyrase | 
              | DNA Gyrase A Subunit use DNA Gyrase | 
              | DNA Gyrase B Subunit use DNA Gyrase | 
              | DNA Helicases | 
              | DNA Helix Destabilizing Proteins use DNA-Binding Proteins | 
              | DNA Injury use DNA Damage | 
              | DNA Insertion Elements use DNA Transposable Elements | 
              | DNA Joinases use DNA Ligases | 
              | DNA Library use Gene Library | 
              | DNA Ligases | 
              | DNA Lyase (Apurinic or Apyrimidinic) use DNA-(Apurinic or Apyrimidinic Site) Lyase | 
              | DNA Markers use Genetic Markers | 
              | DNA Melting use Nucleic Acid Denaturation | 
              | DNA Methylation | 
              | DNA Microarrays use Oligonucleotide Array Sequence Analysis | 
              | DNA Mimicry use Molecular Mimicry | 
              | DNA Mismatch Repair | 
              | DNA Modification Methylases | 
              | DNA Modification Methylases (Adenine-Specific) use Site-Specific DNA-Methyltransferase (Adenine-Specific) | 
              | DNA Modification Methylases (Cytosine-Specific) use Site-Specific DNA Methyltransferase (Cytosine-Specific) | 
              | DNA Modification Methyltransferases use DNA Modification Methylases | 
              | DNA Mutational Analysis | 
              | DNA N-glycosidase use DNA Glycosylases | 
              | DNA Nicking-Closing Protein use DNA Topoisomerases, Type I | 
              | DNA Nucleotidylexotransferase | 
              | DNA Nucleotidyltransferases | 
              | DNA Packaging | 
              | DNA Photolyase use Deoxyribodipyrimidine Photo-Lyase | 
              | DNA Photoreactivating Enzyme use Deoxyribodipyrimidine Photo-Lyase | 
              | DNA Polymerase alpha use DNA Polymerase I | 
              | DNA Polymerase beta | 
              | DNA Polymerase delta use DNA Polymerase III | 
              | DNA Polymerase epsilon use DNA Polymerase II | 
              | DNA Polymerase I | 
              | DNA Polymerase II | 
              | DNA Polymerase III | 
              | DNA Polymerase IV use DNA Polymerase beta | 
              | DNA Polymerase, RNA-Directed use RNA-Directed DNA Polymerase | 
              | DNA Polymerases use DNA-Directed DNA Polymerase | 
              | DNA Primase | 
              | DNA Primers | 
              | DNA Probes | 
              | DNA Probes, Histocompatibility Antigen use DNA Probes, HLA | 
              | DNA Probes, HLA | 
              | DNA Probes, HPV | 
              | DNA Profiling use DNA Fingerprinting | 
              | DNA Rearrangement use Gene Rearrangement | 
              | DNA Recombinant Proteins use Recombinant Proteins | 
              | DNA Relaxing Enzyme use DNA Topoisomerases, Type I | 
              | DNA Relaxing Protein use DNA Topoisomerases, Type I | 
              | DNA Repair | 
              | DNA Repair Enzymes | 
              | DNA Repair-Deficiency use DNA Repair-Deficiency Disorders | 
              | DNA Repair-Deficiency Disorders | 
              | DNA Repeat Expansion | 
              | DNA Repetitious Region use Repetitive Sequences, Nucleic Acid | 
              | DNA Replication | 
              | DNA Replication Timing | 
              | DNA Restriction Enzyme BamHI use Deoxyribonuclease BamHI | 
              | DNA Restriction Enzyme EcoRI use Deoxyribonuclease EcoRI | 
              | DNA Restriction Enzyme HindIII use Deoxyribonuclease HindIII | 
              | DNA Restriction Enzyme HpaII use Deoxyribonuclease HpaII | 
              | DNA Restriction Enzymes | 
              | DNA Restriction Enzymes, Type I use Deoxyribonucleases, Type I Site-Specific | 
              | DNA Restriction Enzymes, Type II use Deoxyribonucleases, Type II Site-Specific | 
              | DNA Restriction Enzymes, Type III use Deoxyribonucleases, Type III Site-Specific | 
              | DNA Restriction-Modification Enzymes | 
              | DNA Sequence use Base Sequence | 
              | DNA Sequence Analysis use Sequence Analysis, DNA | 
              | DNA Sequence, Unstable | 
              | DNA Shuffling | 
              | DNA Synthesis Inhibitors use Nucleic Acid Synthesis Inhibitors | 
              | DNA Topoisomerase use DNA Topoisomerases, Type I | 
              | DNA Topoisomerase (ATP-Hydrolysing) use DNA Topoisomerases, Type II | 
              | DNA Topoisomerase I use DNA Topoisomerases, Type I | 
              | DNA Topoisomerase I, Bacterial use DNA Topoisomerases, Type I, Bacterial | 
              | DNA Topoisomerase I, Eukaryotic use DNA Topoisomerases, Type I, Eukaryotic | 
              | DNA Topoisomerase II use DNA Topoisomerases, Type II | 
              | DNA Topoisomerase II, Bacterial use DNA Topoisomerases, Type II, Bacterial | 
              | DNA Topoisomerase IV | 
              | DNA Topoisomerases | 
              | DNA Topoisomerases, Type I | 
              | DNA Topoisomerases, Type I, Archaeal | 
              | DNA Topoisomerases, Type I, Bacterial | 
              | DNA Topoisomerases, Type I, Eukaryotic | 
              | DNA Topoisomerases, Type II | 
              | DNA Topoisomerases, Type II, Archaeal | 
              | DNA Topoisomerases, Type II, Bacterial | 
              | DNA Topoisomerases, Type II, Eukaryotic | 
              | DNA Transposable Elements | 
              | DNA Transposons use DNA Transposable Elements | 
              | DNA Tumor Viruses | 
              | DNA Typing use DNA Fingerprinting | 
              | DNA Untwisting Enzyme use DNA Topoisomerases, Type I | 
              | DNA Untwisting Enzymes use DNA Topoisomerases, Type I | 
              | DNA Untwisting Protein use DNA Topoisomerases, Type I | 
              | DNA Untwisting Proteins use DNA Topoisomerases, Type I | 
              | DNA Unwinding Proteins use DNA Helicases | 
              | DNA Vaccines use Vaccines, DNA | 
              | DNA Virus Infections | 
              | DNA Viruses | 
              | DNA, A-Form | 
              | DNA, Algal | 
              | DNA, Antisense | 
              | DNA, Archaeal | 
              | DNA, Bacterial | 
              | DNA, C-Form | 
              | DNA, Catalytic | 
              | DNA, Catenated | 
              | DNA, Chloroplast | 
              | DNA, Circular | 
              | DNA, Complementary | 
              | DNA, Concatenated | 
              | DNA, Cruciform | 
              | DNA, Double-Stranded use DNA | 
              | DNA, Fungal | 
              | DNA, Helminth | 
              | DNA, Intergenic | 
              | DNA, Junk use DNA, Intergenic | 
              | DNA, Kinetoplast | 
              | DNA, Mitochondrial | 
              | DNA, Neoplasm | 
              | DNA, Plant | 
              | DNA, Protozoan | 
              | DNA, Recombinant | 
              | DNA, Ribosomal | 
              | DNA, Ribosomal Spacer | 
              | DNA, Satellite | 
              | DNA, Single-Stranded | 
              | DNA, Spacer use DNA, Intergenic | 
              | DNA, Supercoiled use DNA, Superhelical | 
              | DNA, Superhelical | 
              | DNA, Supertwisted use DNA, Superhelical | 
              | DNA, Viral | 
              | DNA, Z-Form | 
              | DNA-(Apurinic or Apyrimidinic Site) Lyase | 
              | DNA-Activated Protein Kinase | 
              | DNA-Adenine Methylases use Site-Specific DNA-Methyltransferase (Adenine-Specific) | 
              | DNA-Binding Protein, Cyclic AMP-Responsive use Cyclic AMP Response Element-Binding Protein | 
              | DNA-Binding Proteins | 
              | DNA-Cytosine Methylases use Site-Specific DNA Methyltransferase (Cytosine-Specific) | 
              | DNA-Dependent DNA Polymerase I use DNA Polymerase I | 
              | DNA-Dependent DNA Polymerase II use DNA Polymerase II | 
              | DNA-Dependent DNA Polymerase III use DNA Polymerase III | 
              | DNA-Dependent DNA Polymerases use DNA-Directed DNA Polymerase | 
              | DNA-Dependent RNA Polymerase I use RNA Polymerase I | 
              | DNA-Dependent RNA Polymerase II use RNA Polymerase II | 
              | DNA-Dependent RNA Polymerase III use RNA Polymerase III | 
              | DNA-Dependent RNA Polymerases use DNA-Directed RNA Polymerases | 
              | DNA-Directed DNA Polymerase | 
              | DNA-Directed RNA Polymerases | 
              | DNA-Formamidopyrimidine Glycosylase | 
              | DNAase use Deoxyribonucleases | 
              | DnaB Helicase use DnaB Helicases | 
              | DnaB Helicases | 
              | DNase use Deoxyribonucleases | 
              | DNase I use Deoxyribonuclease I | 
              | DNase, Site-Specific, Type I use Deoxyribonucleases, Type I Site-Specific | 
              | DNase, Site-Specific, Type II use Deoxyribonucleases, Type II Site-Specific | 
              | DNase, Site-Specific, Type III use Deoxyribonucleases, Type III Site-Specific | 
              | DNCB use Dinitrochlorobenzene | 
              | DNFB use Dinitrofluorobenzene | 
              | Do-Not-Resuscitate Orders use Resuscitation Orders | 
              | Dobesilate Calcium use Calcium Dobesilate | 
              | Dobrava-Belgrade Virus use Hantavirus | 
              | Dobutamine | 
              | Dobutamine Stress Echocardiography use Echocardiography, Stress | 
              | DOCA use Desoxycorticosterone | 
              | Dock, Yellow use Rumex | 
              | Docosahexaenoate use Docosahexaenoic Acids | 
              | Docosahexaenoic Acids | 
              | Docosahexenoic Acids use Docosahexaenoic Acids | 
              | Docosenoic Acids use Erucic Acids | 
              | Doctor-Patient Relations use Physician-Patient Relations | 
              | Documentaries and Factual Films | 
              | Documentation | 
              | Documents | 
              | Docusate use Dioctyl Sulfosuccinic Acid | 
              | Dodder use Cuscuta | 
              | Dodecanoates use Laurates | 
              | Dodecanoic Acids use Lauric Acids | 
              | Dodecanol | 
              | Dodecyl Alcohol use Dodecanol | 
              | Dog Diseases | 
              | Dog Heartworm use Dirofilaria immitis | 
              | Dogbane use Apocynum | 
              | Dogfish | 
              | Dogfish, Spiny use Squalus acanthias | 
              | Dogs | 
              | Dogwood use Cornus | 
              | Dolichol | 
              | Dolichol Monophosphate Mannose | 
              | Dolichol Phosphates | 
              | Dolichos | 
              | Dolichos pruriens | 
              | Dolichyl Mannopyranosyl Phosphate use Dolichol Monophosphate Mannose | 
              | Dolichyl Mannosyl Phosphate use Dolichol Monophosphate Mannose | 
              | Dolomitic Lime use Magnesium Calcium Carbonate | 
              | Dolphin Fish use Perciformes | 
              | Dolphins | 
              | Domains of the Sciences use Scientific Domains | 
              | Domains, Scientific use Scientific Domains | 
              | Domestic and Sexual Violence Against Women use Violence Against Women | 
              | Domestic Effluents | 
              | Domestic Filters | 
              | Domestic Flow Meters use Water Pressure Meters | 
              | Domestic Meters use Flowmeters | 
              | Domestic Partners use Spouses | 
              | Domestic Polecats use Ferrets | 
              | Domestic Sludges | 
              | Domestic Violence | 
              | Domestic Wastes | 
              | Domestic Water use Domestic Water Consumption | 
              | Domestic Water Consumption | 
              | Domiciliary Care use Home Care Services | 
              | Dominance Hierarchy use Social Dominance | 
              | Dominance, Cerebral | 
              | Dominance, Ocular | 
              | Dominance, Social use Social Dominance | 
              | Dominance-Subordination | 
              | Dominant Optic Atrophy use Optic Atrophy, Autosomal Dominant | 
              | Dominica | 
              | Dominican Republic | 
              | Domperidone | 
              | Donkeys use Equidae | 
              | Donor Screening use Donor Selection | 
              | Donor Selection | 
              | Donors, Living use Living Donors | 
              | Donovania use Calymmatobacterium | 
              | Donovanosis use Granuloma Inguinale | 
              | Dopa use Dihydroxyphenylalanine | 
              | Dopa Decarboxylase | 
              | Dopa Oxidase use Monophenol Monooxygenase | 
              | DOPAC use 3,4-Dihydroxyphenylacetic Acid | 
              | Dopamine | 
              | Dopamine Agents | 
              | Dopamine Agonists | 
              | Dopamine and cAMP-Regulated Phosphoprotein 32 | 
              | Dopamine Antagonists | 
              | Dopamine beta-Hydroxylase | 
              | Dopamine D1 Receptors use Receptors, Dopamine D1 | 
              | Dopamine D2 Receptors use Receptors, Dopamine D2 | 
              | Dopamine D3 Receptors use Receptors, Dopamine D3 | 
              | Dopamine D4 Receptors use Receptors, Dopamine D4 | 
              | Dopamine D5 Receptors use Receptors, Dopamine D5 | 
              | Dopamine Plasma Membrane Transport Proteins | 
              | Dopamine Plasma Membrane Transporter Proteins use Dopamine Plasma Membrane Transport Proteins | 
              | Dopamine Receptor Agonists use Dopamine Agonists | 
              | Dopamine Receptor Antagonists use Dopamine Antagonists | 
              | Dopamine Receptors use Receptors, Dopamine | 
              | Dopamine Reuptake Inhibitors use Dopamine Uptake Inhibitors | 
              | Dopamine Uptake Inhibitors | 
              | Dopaminergic Agonists use Dopamine Agonists | 
              | Dopaminergic Antagonists use Dopamine Antagonists | 
              | Doping in Sports | 
              | Doppler Echocardiography use Echocardiography, Doppler | 
              | Doppler Echocardiography, Color use Echocardiography, Doppler, Color | 
              | Doppler Echocardiography, Pulsed use Echocardiography, Doppler, Pulsed | 
              | Doppler Effect | 
              | Doppler Shift use Doppler Effect | 
              | Doppler Sonography, Transcranial use Ultrasonography, Doppler, Transcranial | 
              | Doppler Transcranial Sonography use Ultrasonography, Doppler, Transcranial | 
              | Doppler Transcranial Ultrasonography use Ultrasonography, Doppler, Transcranial | 
              | Doppler Ultrasonography use Ultrasonography, Doppler | 
              | Doppler Ultrasonography, Color use Ultrasonography, Doppler, Color | 
              | Doppler Ultrasonography, Duplex use Ultrasonography, Doppler, Duplex | 
              | Doppler Ultrasonography, Pulsed use Ultrasonography, Doppler, Pulsed | 
              | Doppler Ultrasonography, Transcranial use Ultrasonography, Doppler, Transcranial | 
              | Doppler Ultrasound use Ultrasonics | 
              | Doppler-Laser Flowmetry use Laser-Doppler Flowmetry | 
              | Dorema ammoniacum use Ammoniacum gummi | 
              | Dormice use Myoxidae | 
              | Doronicum use Asteraceae | 
              | Doronicum arnica use Arnica Montana (Homeopathy) | 
              | Dorsal Horn Cells use Posterior Horn Cells | 
              | Dorsal Horn Neurons use Posterior Horn Cells | 
              | Dorsal Medial Nucleus use Mediodorsal Thalamic Nucleus | 
              | Dorsal Position use Supine Position | 
              | Dorsal Root Ganglia use Ganglia, Spinal | 
              | Dorsal Roots use Spinal Nerve Roots | 
              | Dorsomedial Hypothalamic Nucleus | 
              | Dorsomedial Thalamic Nucleus use Mediodorsal Thalamic Nucleus | 
              | Dorstenia use Moraceae | 
              | Doryphora use Monimiaceae | 
              | Doryphora decemlineata | 
              | Dosage | 
              | Dosage Compensation (Genetics) use Dosage Compensation, Genetic | 
              | Dosage Compensation, Genetic | 
              | Dosage Forms | 
              | Dose use Dosage | 
              | Dose (Homeopathy) use Posology | 
              | Dose Fractionation | 
              | Dose Rate use Dosage | 
              | Dose, Repetition | 
              | Dose-Response Relationship, Drug | 
              | Dose-Response Relationship, Immunologic | 
              | Dose-Response Relationship, Radiation | 
              | Doses Frequency use Posology | 
              | Doses Interval use Posology | 
              | Doses Repetition use Posology | 
              | Dosimeter | 
              | Dosimetry | 
              | Dosimetry Calculations, Computer-Assisted use Radiotherapy Planning, Computer-Assisted | 
              | Dosulepin use Dothiepin | 
              | Dot Immunoblotting use Immunoblotting | 
              | Dothiepin | 
              | Double Bind Interaction | 
              | Double Bind Theory use Double Bind Interaction | 
              | Double Check Valves | 
              | Double Effect Principle | 
              | Double Filters | 
              | Double Outlet Right Ventricle | 
              | Double Refraction use Birefringence | 
              | Double Tee use Water and Sewerage System Accessories | 
              | Double Vision use Diplopia | 
              | Double-Blind Method | 
              | Double-Masked Study use Double-Blind Method | 
              | Double-Stranded DNA Breaks use DNA Breaks, Double-Stranded | 
              | Double-Stranded RNA use RNA, Double-Stranded | 
              | Double-Stranded RNA-Binding Proteins use RNA-Binding Proteins | 
              | Douching use Irrigation | 
              | Douglas Fir use Pseudotsuga | 
              | Douglas Scale | 
              | Douglas' Pouch | 
              | Dourine | 
              | Douroucouli use Aotidae | 
              | Doves use Columbidae | 
              | Down Syndrome | 
              | Down-Regulation | 
              | Downflow Filters | 
              | Downflow Filtration | 
              | Downpour | 
              | Downsizing, Staff use Personnel Downsizing | 
              | Doxapram | 
              | Doxazosin | 
              | Doxazosin Mesylate use Doxazosin | 
              | Doxepin | 
              | Doxorubicin | 
              | Doxycycline | 
              | Doxylamine | 
              | DP use Displaced Persons | 
              | DPDPE use Enkephalin, D-Penicillamine (2,5)- | 
              | DPN use NAD | 
              | DPNase use NAD+ Nucleosidase | 
              | DPT Vaccine use Diphtheria-Tetanus-Pertussis Vaccine | 
              | Dracaena | 
              | Dracunculiasis | 
              | Dracunculoidea | 
              | Dracunculosis use Dracunculiasis | 
              | Dracunculus medinensis use Dracunculus Nematode | 
              | Dracunculus Nematode | 
              | Dracunculus Plant use Araceae | 
              | Draft Bill | 
              | Dragon, Green use Arisaema | 
              | Dragonroot use Arisaema | 
              | Drainage | 
              | Drainage Basins use River Basins | 
              | Drainage, Postural | 
              | Drainage, Sanitary | 
              | Drainage, Suction use Suction | 
              | Drama | 
              | Drawings | 
              | Dreams | 
              | Dredge Machine use Dredges | 
              | Dredges | 
              | Dreissena | 
              | Dressing Apraxia use Apraxias | 
              | Dressings use Bandages | 
              | Dressings, Biological use Biological Dressings | 
              | Dressings, Occlusive use Occlusive Dressings | 
              | Dressings, Periodontal use Periodontal Dressings | 
              | Dressings, Spray-On use Occlusive Dressings | 
              | DRG use Diagnosis-Related Groups | 
              | DRG Outliers use Outliers, DRG | 
              | Dried Full-Cream Milk | 
              | Dried Skim Milk use Dried Skimmed Milk | 
              | Dried Skimmed Milk | 
              | Dried Whole Milk use Dried Full-Cream Milk | 
              | Drill use Mandrillus | 
              | Drimys | 
              | Drinking | 
              | Drinking Behavior | 
              | Drinking Fountain use Sanitary Devices | 
              | Drinking Water use Potable Water | 
              | Drinking Water Supply Services use Water Supply | 
              | Drinking, Alcohol use Alcohol Drinking | 
              | Drip Infusions use Infusions, Intravenous | 
              | Dripping Filters use Biological Filters | 
              | Drive | 
              | Driven Wells | 
              | Drizzles | 
              | Dromaiidae | 
              | Dromedary use Camels | 
              | Dronabinol use Tetrahydrocannabinol | 
              | Drooling use Sialorrhea | 
              | Drop Attack use Syncope | 
              | Drop Inlets | 
              | Drop Manholes | 
              | Droperidol | 
              | Dropsy use Edema | 
              | Dropwort use Filipendula | 
              | Dropwort, Water use Oenanthe | 
              | Drosera | 
              | Drosera rotundifolia | 
              | Droseraceae | 
              | Drosophila | 
              | Drosophila Glue Proteins use Glue Proteins, Drosophila | 
              | Drosophila melanogaster | 
              | Drosophila melanogaster Proteins use Drosophila Proteins | 
              | Drosophila Proteins | 
              | Drosophilidae | 
              | Drought use Droughts | 
              | Drought Indexes | 
              | Droughts | 
              | Drowning | 
              | Drowsiness use Sleep Stages | 
              | Droxidopa | 
              | Drug Abbreviations use Abbreviations as Topic | 
              | Drug Abuse use Substance-Related Disorders | 
              | Drug Abuse Testing use Substance Abuse Detection | 
              | Drug Abuse Treatment Centers use Substance Abuse Treatment Centers | 
              | Drug Abuse, Intravenous use Substance Abuse, Intravenous | 
              | Drug Abuse, Parenteral use Substance Abuse, Intravenous | 
              | Drug Abusers use Drug Users | 
              | Drug Addiction use Substance-Related Disorders | 
              | Drug Addicts use Drug Users | 
              | Drug Administration Routes | 
              | Drug Administration Schedule | 
              | Drug Administration, Bladder use Administration, Intravesical | 
              | Drug Administration, Buccal use Administration, Buccal | 
              | Drug Administration, Dermal use Administration, Cutaneous | 
              | Drug Administration, Inhalation use Administration, Inhalation | 
              | Drug Administration, Intranasal use Administration, Intranasal | 
              | Drug Administration, Oral use Administration, Oral | 
              | Drug Administration, Rectal use Administration, Rectal | 
              | Drug Administration, Respiratory use Administration, Inhalation | 
              | Drug Administration, Sublingual use Administration, Sublingual | 
              | Drug Administration, Topical use Administration, Topical | 
              | Drug Administration, Vaginal use Administration, Intravaginal | 
              | Drug Adulteration use Drug Contamination | 
              | Drug Aerosol Therapy use Administration, Inhalation | 
              | Drug Agonism | 
              | Drug Agonism, Partial use Drug Partial Agonism | 
              | Drug and Narcotic Control | 
              | Drug Antagonism | 
              | Drug Antagonism (Homeopathy) use Drug Incompatibility | 
              | Drug Approval | 
              | Drug Approval Process use Drug Approval | 
              | Drug Benefit Plans use Insurance, Pharmaceutical Services | 
              | Drug Carriers | 
              | Drug Catalogs use Catalogs, Drug | 
              | Drug Chronotherapy | 
              | Drug Combinations | 
              | Drug Combinations, Antineoplastic use Antineoplastic Combined Chemotherapy Protocols | 
              | Drug Committee use Pharmacy and Therapeutics Committee | 
              | Drug Compounding | 
              | Drug Containers and Closures use Drug Packaging | 
              | Drug Contamination | 
              | Drug Control for Patient in Transit | 
              | Drug Costs | 
              | Drug Delivery Systems | 
              | Drug Delivery Systems, Implantable use Infusion Pumps, Implantable | 
              | Drug Dependence use Substance-Related Disorders | 
              | Drug Design | 
              | Drug Detoxication, Metabolic use Metabolic Detoxication, Drug | 
              | Drug Discovery | 
              | Drug Dispensatories | 
              | Drug Dosage Calculations | 
              | Drug Eruptions | 
              | Drug Evaluation | 
              | Drug Evaluation Commission | 
              | Drug Evaluation, FDA Phase I use Clinical Trials, Phase I as Topic | 
              | Drug Evaluation, Preclinical | 
              | Drug Experiment | 
              | Drug Expiration | 
              | Drug Formulation use Chemistry, Pharmaceutical | 
              | Drug Habituation use Substance-Related Disorders | 
              | Drug Hypersensitivity | 
              | Drug Implants | 
              | Drug Impurity use Drug Contamination | 
              | Drug Incompatibility | 
              | Drug Individualization use Diagnosis, Medicamentous | 
              | Drug Industry | 
              | Drug Information Services | 
              | Drug Infusion Systems use Infusion Pumps | 
              | Drug Instillation use Instillation, Drug | 
              | Drug Insurance use Insurance, Pharmaceutical Services | 
              | Drug Interactions | 
              | Drug Inverse Agonism | 
              | Drug Kinetics use Pharmacokinetics | 
              | Drug Labeling | 
              | Drug Laws use Legislation, Drug | 
              | Drug Modeling use Drug Design | 
              | Drug Monitoring | 
              | Drug Package Inserts use Medicine Package Inserts | 
              | Drug Packaging | 
              | Drug Partial Agonism | 
              | Drug Patents use Intellectual Property of Pharmaceutic Products and Process | 
              | Drug Potentiation use Drug Synergism | 
              | Drug Precursors use Prodrugs | 
              | Drug Preparation use Drug Compounding | 
              | Drug Prescription use Drug Prescriptions | 
              | Drug Prescription Notification use Drug Prescription of Special Control | 
              | Drug Prescription of Special Control | 
              | Drug Prescription Type A Notification use Drug Prescription of Special Control | 
              | Drug Prescription Type B Notification use Drug Prescription of Special Control | 
              | Drug Prescriptions | 
              | Drug Price | 
              | Drug Prices use Drug Price | 
              | Drug Promoter | 
              | Drug Prospects use Medicine Package Inserts | 
              | Drug Publicity | 
              | Drug Pulse Therapy use Pulse Therapy, Drug | 
              | Drug Quality | 
              | Drug Reaction Reporting Systems, Adverse use Adverse Drug Reaction Reporting Systems | 
              | Drug Recall use Drug and Narcotic Control | 
              | Drug Receptors use Receptors, Drug | 
              | Drug Regulations use Drug and Narcotic Control | 
              | Drug Residues | 
              | Drug Resistance | 
              | Drug Resistance, Antineoplastic use Drug Resistance, Neoplasm | 
              | Drug Resistance, Bacterial | 
              | Drug Resistance, Fungal | 
              | Drug Resistance, Microbial | 
              | Drug Resistance, Multiple | 
              | Drug Resistance, Multiple, Bacterial | 
              | Drug Resistance, Multiple, Fungal | 
              | Drug Resistance, Multiple, Viral | 
              | Drug Resistance, Neoplasm | 
              | Drug Resistance, Viral | 
              | Drug Samples | 
              | Drug Screening use Drug Evaluation, Preclinical | 
              | Drug Screening Assays, Antitumor | 
              | Drug Screening Tests, Tumor-Specific use Drug Screening Assays, Antitumor | 
              | Drug Sensitivity Assay, Microbial use Microbial Sensitivity Tests | 
              | Drug Stability | 
              | Drug Storage | 
              | Drug Substitution use Interchange of Drugs | 
              | Drug Surveillance, Postmarketing use Product Surveillance, Postmarketing | 
              | Drug Suspension from Market use Drug Withdrawal from Market | 
              | Drug Synergism | 
              | Drug Targeting use Drug Delivery Systems | 
              | Drug Therapy | 
              | Drug Therapy Management use Medication Therapy Management | 
              | Drug Therapy, Adjuvant use Chemotherapy, Adjuvant | 
              | Drug Therapy, Combination | 
              | Drug Therapy, Computer-Assisted | 
              | Drug Tolerance | 
              | Drug Toxicity | 
              | Drug Treatment Centers use Substance Abuse Treatment Centers | 
              | Drug Use Disorders use Substance-Related Disorders | 
              | Drug Use Habits use Self Medication | 
              | Drug Users | 
              | Drug Utilization | 
              | Drug Utilization Review | 
              | Drug Withdrawal from Market | 
              | Drug Withdrawal Symptoms use Substance Withdrawal Syndrome | 
              | Drug-Coated Stents use Drug-Eluting Stents | 
              | Drug-Dispensing Establishments use Medicine-Dispensing Establishments | 
              | Drug-Eluting Stents | 
              | Drug-Food Interactions use Food-Drug Interactions | 
              | Drugs use Pharmaceutical Preparations | 
              | Drugs Conservation use Drug Expiration | 
              | Drugs for Primary Health Care | 
              | Drugs for Rare Diseases use Exceptional Drugs | 
              | Drugs Fractionation use Fractionationed Drugs | 
              | Drugs Interchange use Interchange of Drugs | 
              | Drugs of Abuse use Street Drugs | 
              | Drugs of Continuous Use | 
              | Drugs of Exceptional Dispensation Character use Exceptional Drugs | 
              | Drugs of Interest in Public Health use Drugs for Primary Health Care | 
              | Drugs of Special Control | 
              | Drugs on Basis of Vitamins and Minerals | 
              | Drugs Preparation Methods use Preparation Scales | 
              | Drugs Relations | 
              | Drugs with Black Strip use Prescription Drugs | 
              | Drugs with Prescription use Prescription Drugs | 
              | Drugs, Antipsoric use Antipsorics | 
              | Drugs, Antisycotic use Antisycotics | 
              | Drugs, Antisyphilitic use Antisyphilitics (Homeopathy) | 
              | Drugs, Chinese Herbal | 
              | Drugs, Dental use Pharmaceutical Preparations, Dental | 
              | Drugs, Draining use Drainage | 
              | Drugs, Essential | 
              | Drugs, Generic | 
              | Drugs, Great use Polichrestics | 
              | Drugs, Investigational | 
              | Drugs, Little Studied use Small Drugs | 
              | Drugs, Non-Prescription use Nonprescription Drugs | 
              | Drugs, Nonproprietary use Drugs, Generic | 
              | Drugs, Opposite use Drug Incompatibility | 
              | Drugs, Small use Small Drugs | 
              | Drugs, Tissue use Schussler Salts | 
              | Drugs, Veterinary use Veterinary Drugs | 
              | Drumsticktree use Moringa oleifera | 
              | Drunkenness use Alcoholic Intoxication | 
              | Drusen, Optic Disk use Optic Disk Drusen | 
              | Drusen, Optic Nerve use Optic Disk Drusen | 
              | Drusen, Retinal use Retinal Drusen | 
              | Dry Cells use Batteries | 
              | Dry Eye Syndromes | 
              | Dry Ice | 
              | Dry Plant Extracts | 
              | Dry Season | 
              | Dry Socket | 
              | Drying Beds | 
              | Drynaria use Polypodiaceae | 
              | Dryness | 
              | Dryobalanops use Dipterocarpaceae | 
              | Dryopteridaceae | 
              | Dryopteris | 
              | Dryopteris filix mas use Filix-mas | 
              | DSIP use Delta Sleep-Inducing Peptide | 
              | DSM use Dried Skimmed Milk | 
              | DSM-IV use Diagnostic and Statistical Manual of Mental Disorders | 
              | DT Diaphorase use NAD(P)H Dehydrogenase (Quinone) | 
              | DT Vaccine use Diphtheria-Tetanus Vaccine | 
              | DTaP Vaccines use Diphtheria-Tetanus-acellular Pertussis Vaccines | 
              | DTIC use Dacarbazine | 
              | DTMP use Thymidine Monophosphate | 
              | DTNB use Dithionitrobenzoic Acid | 
              | DTP Vaccine use Diphtheria-Tetanus-Pertussis Vaccine | 
              | DTPA use Pentetic Acid | 
              | DTwP Vaccine use Diphtheria-Tetanus-Pertussis Vaccine | 
              | Du-Zhong use Eucommiaceae | 
              | Dual Diagnosis, Psychiatric use Diagnosis, Dual (Psychiatry) | 
              | Dual Personality use Multiple Personality Disorder | 
              | Dual Specificity Phosphatase 1 | 
              | Dual Specificity Phosphatase 2 | 
              | Dual Specificity Phosphatase 3 | 
              | Dual Specificity Phosphatase 6 | 
              | Dual Water Supply Networks | 
              | Dual-Curing of Resin Cements use Dental Bonding, Chemically-Cured | 
              | Dual-Energy Scanned Projection Radiography use Radiography, Dual-Energy Scanned Projection | 
              | Dual-Photon Absorptiometry use Absorptiometry, Photon | 
              | Dual-Specificity Phosphatases | 
              | Duane Retraction Syndrome | 
              | Duane Syndrome use Duane Retraction Syndrome | 
              | Dubin-Johnson Syndrome use Jaundice, Chronic Idiopathic | 
              | Duboisia | 
              | Duboisia hopwoodi | 
              | Duboisia myoporoides | 
              | Duboisinum | 
              | Duchenne Muscular Dystrophy use Muscular Dystrophy, Duchenne | 
              | Duck adenovirus A use Atadenovirus | 
              | Duck hepatitis B virus use Hepatitis B Virus, Duck | 
              | Duck Hepatitis Virus use Hepatitis Virus, Duck | 
              | Duckbilled Platypus use Platypus | 
              | Ducks | 
              | Duct of Santorini use Pancreatic Ducts | 
              | Duct of Wirsung use Pancreatic Ducts | 
              | Ductal Carcinoma In Situ use Carcinoma, Intraductal, Noninfiltrating | 
              | Ductus Arteriosus | 
              | Ductus Arteriosus, Patent | 
              | Ductus Cochlearis use Cochlear Duct | 
              | Ductus Deferens use Vas Deferens | 
              | Due Process use Civil Rights | 
              | Duffy Blood-Group System | 
              | Dug Wells | 
              | Dugbe virus use Nairovirus | 
              | Dugesia use Planarians | 
              | Dugong | 
              | Dugong dugon use Dugong | 
              | Dugongs use Dugong | 
              | Duhring's Disease use Dermatitis Herpetiformis | 
              | Duke Method use Bleeding Time | 
              | Dulcamara (Homeopathy) | 
              | Dumping Syndrome | 
              | Dunalia use Solanaceae | 
              | Duncan's Syndrome use Lymphoproliferative Disorders | 
              | Dune | 
              | Duodenal Compression Syndrome, Mesenteric use Superior Mesenteric Artery Syndrome | 
              | Duodenal Diseases | 
              | Duodenal Neoplasms | 
              | Duodenal Obstruction | 
              | Duodenal Papilla, Major use Ampulla of Vater | 
              | Duodenal Papilla, Minor use Pancreatic Ducts | 
              | Duodenal Reflux use Duodenogastric Reflux | 
              | Duodenal Ulcer | 
              | Duodenitis | 
              | Duodenogastric Reflux | 
              | Duodenopancreatectomy use Pancreaticoduodenectomy | 
              | Duodenoscopes | 
              | Duodenoscopic Surgical Procedures use Duodenoscopy | 
              | Duodenoscopy | 
              | Duodenostomy | 
              | Duodenum | 
              | Duplicate Genes use Genes, Duplicate | 
              | Duplicate Publication | 
              | Duplicate Publication as Topic | 
              | Duplicating Processes use Copying Processes | 
              | Dupre Syndrome use Meningism | 
              | Dupuytren's Contracture | 
              | Dura Mater | 
              | Durable Medical Equipment | 
              | Durapatite | 
              | Durian use Bombacaceae | 
              | Durio use Bombacaceae | 
              | Dust | 
              | Dust Devil use Dust Whirl | 
              | Dust Mites, House use Pyroglyphidae | 
              | Dust Storm | 
              | Dust Whirl | 
              | Dutch Guiana use Suriname | 
              | Dutchman's Pipe use Aristolochia | 
              | Duty to Recontact | 
              | Duty to Warn | 
              | Dwarf Mongooses use Herpestidae | 
              | Dwarf Sperm Whale use Whales | 
              | Dwarfism | 
              | Dwarfism, Pituitary | 
              | Dwarfism, Thanatophoric use Thanatophoric Dysplasia | 
              | Dydrogesterone | 
              | Dye Dilution Technique | 
              | Dye Exclusion Assays, Antitumor use Drug Screening Assays, Antitumor | 
              | Dye Lasers use Lasers, Dye | 
              | Dyes use Coloring Agents | 
              | Dyes in Sanitizing Products use Additives in Sanitizing Products | 
              | Dyes, Hair use Hair Dyes | 
              | Dykes | 
              | Dynamic Cardiomyoplasty use Cardiomyoplasty | 
              | Dynamic Disease | 
              | Dynamic Filters | 
              | Dynamic Filtration | 
              | Dynamic Population use Open Population | 
              | Dynamin I | 
              | Dynamin II | 
              | Dynamin III | 
              | Dynamins | 
              | Dynamization | 
              | Dynein use Dynein ATPase | 
              | Dynein Adenosinetriphosphatase use Dynein ATPase | 
              | Dynein ATPase | 
              | Dynorphins | 
              | Dyphylline | 
              | Dysarthria | 
              | Dysarthria, Pseudobulbar use Pseudobulbar Palsy | 
              | Dysautonomia use Primary Dysautonomias | 
              | Dysautonomia, Familial | 
              | Dysbetalipoproteinemia use Hyperlipoproteinemia Type III | 
              | Dysbetalipoproteinemia, Familial use Hyperlipoproteinemia Type III | 
              | Dyschondroplasias use Osteochondrodysplasias | 
              | Dysembryoma use Teratoma | 
              | Dysentery | 
              | Dysentery, Amebic | 
              | Dysentery, Bacillary | 
              | Dysentery-Co | 
              | Dyserythropoietic Anemia, Congenital use Anemia, Dyserythropoietic, Congenital | 
              | Dysesthesia use Paresthesia | 
              | Dysgammaglobulinemia | 
              | Dysgerminoma | 
              | Dysgeusia | 
              | Dysgraphia use Agraphia | 
              | Dysidea | 
              | Dyskeratosis Congenita | 
              | Dyskeratosis Congenita, X-Linked use Dyskeratosis Congenita | 
              | Dyskinesia Syndromes use Movement Disorders | 
              | Dyskinesia, Drug-Induced | 
              | Dyskinesia, Medication-Induced use Dyskinesia, Drug-Induced | 
              | Dyskinesias | 
              | Dyslexia | 
              | Dyslexia, Acquired | 
              | Dyslexia, Developmental use Dyslexia | 
              | Dyslipidemias | 
              | Dyslipoproteinemias use Dyslipidemias | 
              | Dysmenorrhea | 
              | Dysmetria use Cerebellar Ataxia | 
              | Dysmyelopoietic Syndromes use Myelodysplastic Syndromes | 
              | Dysnomia use Anomia | 
              | Dysostoses | 
              | Dysostosis, Cleidocranial use Cleidocranial Dysplasia | 
              | Dysostosis, Craniofacial use Craniofacial Dysostosis | 
              | Dysoxylum use Meliaceae | 
              | Dyspareunia | 
              | Dyspepsia | 
              | Dysphagia use Deglutition Disorders | 
              | Dysphasia use Aphasia | 
              | Dysphasia, Associative use Aphasia, Conduction | 
              | Dysphasia, Broca use Aphasia, Broca | 
              | Dysphasia, Conduction use Aphasia, Conduction | 
              | Dysphasia, Wernicke use Aphasia, Wernicke | 
              | Dysphonia | 
              | Dysplasia Epiphysialis Punctata use Chondrodysplasia Punctata | 
              | Dysplasia, Arteriohepatic use Alagille Syndrome | 
              | Dysplastic Nevus Syndrome | 
              | Dyspnea | 
              | Dyspnea, Paroxysmal | 
              | Dyspraxia use Apraxias | 
              | Dyspraxia of Gait use Gait Apraxia | 
              | Dyspraxia, Ideomotor use Apraxia, Ideomotor | 
              | Dysprosium | 
              | Dysreflexia, Autonomic use Autonomic Dysreflexia | 
              | Dyssocial Behavior use Antisocial Personality Disorder | 
              | Dyssomnias | 
              | Dyssynergia use Ataxia | 
              | Dyssynergia Cerebellaris Myoclonica use Myoclonic Cerebellar Dyssynergia | 
              | Dysthymic Disorder | 
              | Dystocia | 
              | Dystonia | 
              | Dystonia Musculorum Deformans | 
              | Dystonia, Nocturnal, Paroxysmal use Nocturnal Paroxysmal Dystonia | 
              | Dystonic Disorders | 
              | Dystroglycan use Dystroglycans | 
              | Dystroglycans | 
              | Dystrophia Brevicollis Congenita use Klippel-Feil Syndrome | 
              | Dystrophia Myotonica use Myotonic Dystrophy | 
              | Dystrophin | 
              | Dystrophin-Associated Protein Complex | 
              | Dystrophin-Associated Proteins | 
              | Dysuria |