Adoption studies of alcoholism.
D000300:Adoption; D000328:Adult; D000367:Age Factors; D000428:Alcohol Drinking; D000437:Alcoholism / Q000235:genetics*; D004200:Diseases in Twins; D004777:Environment; D005260:Female; D006801:Humans; D008297:Male; D010287:Parent-Child Relations; D012737:Sex Factors