chemically induced
| Subheading | chemically induced |
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| Record Type | Q |
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| Entry Version | CHEM IND |
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| Abbreviation | CI |
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| Scope Note | Used for biological phenomena, diseases, syndromes, congenital abnormalities, or symptoms caused by endogenous or exogenous substances. |
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| Annotation | subhead only; for biol phenomena or diseases induced by endogenous or exogenous substances; indexing policy: Manual 19.8.14; DF: /chem ind or /CI |
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| Online Note | search policy: Online Manual; use: main heading/CI or CI (SH) or SUBS APPLY CI |
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| History Note | 1967; used with Category C & F 1967-1974; C & F3 1975-2000; C, F, & G 2001 forward |
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| Date of Entry | 19731227 |
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| Revision Date | 20030722 |
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| Date Established | 19670101 |
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| Unique ID | Q000139 |
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