| B - ORGANISMS 
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| B01 - ANIMALS B03 - BACTERIA
 B04 - VIRUSES
 B05 - FUNGI
 B06 - PLANTS
 
 
 
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			| C - DISEASES 
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| C01 - BACTERIAL INFECTIONS AND MYCOSES C02 - VIRUS DISEASES
 C04 - NEOPLASMS
 C05 - MUSCULOSKELETAL DISEASES
 C06 - DIGESTIVE SYSTEM DISEASES
 C10 - NERVOUS SYSTEM DISEASES
 
 C14 - CARDIOVASCULAR DISEASES| Disease Models, Autoimmune, Nervous System |  | Nervous System Autoimmune Disease, Experimental |  | Encephalomyelitis, Experimental Autoimmune |  | Encephalomyelitis, Autoimmune, Experimental |  | Hematoma, Epidural |  | Hematoma, Epidural, Cranial |  | Myasthenia Gravis, Experimental Autoimmune |  | Myasthenia Gravis, Autoimmune, Experimental |  | Neuritis, Experimental Allergic |  | Neuritis, Autoimmune, Experimental | 
 C17 - SKIN AND CONNECTIVE TISSUE DISEASES
 C18 - NUTRITIONAL AND METABOLIC DISEASES
 C19 - ENDOCRINE DISEASES
 C20 - IMMUNOLOGIC DISEASES
 C23 - PATHOLOGICAL CONDITIONS, SIGNS AND SYMPTOMS
 
 
 
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| D - CHEMICALS AND DRUGS 
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| D02 - ORGANIC CHEMICALS D03 - HETEROCYCLIC COMPOUNDS
 
 
        D04 - POLYCYCLIC HYDROCARBONS
          | Bay-K-8644 |  | 3-Pyridinecarboxylic acid, 1,4-dihydro-2,6-dimethyl-5-nitro-4-(2-(trifluoromethyl)phenyl)-, Methyl ester |  
          | BW-755C |  | 4,5-Dihydro-1-(3-(trifluoromethyl)phenyl)-1H-pyrazol-3-amine |  
          | Ro 20-1724 |  | 4-(3-Butoxy-4-methoxybenzyl)-2-imidazolidinone |  
          | Ro 4-1284 |  | 2H-Benzo(a)quinolizin-2-ol 2-Ethyl-1,3,4,6,7,11b-hexahydro-3-isobutyl-9,10-dimethoxy- |  
          | SC-19220 |  | Dibenz(b,f)(1,4)oxazepine-10(11H)-carboxylic acid, 8-chloro-, 2-acetylhydrazide |  
          | Sch-23390 |  | (R)-2,3,4,5-Tetrahydro-8-chloro-3-methyl-5-phenyl-1H-3-benzazepin-7-ol |   
          | SK&F-38393 |  | 2,3,4,5-Tetrahydro-7,8-dihydroxy-1-phenyl-1H-3-benzazepine |  D08 - ENZYMES, COENZYMES, AND ENZYME INHIBITORS
 D09 - CARBOHYDRATES AND HYPOGLYCEMIC AGENTS
 D10 - LIPIDS AND ANTILIPEMIC AGENTS
 D12 - AMINO ACIDS, PEPTIDES, AND PROTEINS
 D24 - IMMUNOLOGIC AND BIOLOGICAL FACTORS
 
 
 
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| E - ANALYTICAL, DIAGNOSTIC AND THERAPEUTIC TECHNIQUES AND EQUIPMENT 
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| E01 - DIAGNOSIS E05 - INVESTIGATIVE TECHNIQUES
 E06 - DENTISTRY
 
 
 
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| F - PSYCHIATRY AND PSYCHOLOGY 
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| F03 - MENTAL DISORDERS 
 
 
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| G - BIOLOGICAL SCIENCES 
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| G05 - GENETICS G06 - BIOCHEMICAL PHENOMENA, METABOLISM, AND NUTRITION
 G07 - PHYSIOLOGICAL PROCESSES
 G08 - REPRODUCTIVE AND URINARY PHYSIOLOGY
 G13 - GENETIC PHENOMENA
 
 
 
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| H - PHYSICAL SCIENCES 
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| H01 - NATURAL SCIENCES 
 
 
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| L - INFORMATION SCIENCE 
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			| L01 - INFORMATION SCIENCE 
 
 
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			| N - HEALTH CARE 
 | Changed terms |  | Replaced-by | 
 
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			| N02 - HEALTH CARE FACILITIES, MANPOWER, AND SERVICES 
 
 
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