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78; /familial & genetic was subheading 1966-88; used with Category B, D6, D8-13 & D24 1978-86; B, D6, D8-13, D24, AGING, CLIMACTERIC+, DRUG RESISTANCE+, PIGMENTATION+ & PUBERTY+ 1987-88; B, C, D6, D8-13, D24, F3, AGING, CLIMACTERIC+, DRUG RESISTANCE+, ETHNIC GROUPS+, PIGMENTATION+, PUBERTY+ & RACIAL STOCKS+ 1989; B, C, D8-9, D11-13, D24, F3 & G4-12 1990 forward
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