[A case-control study of colon adenoma].
D000236:Adenoma / Q000453:epidemiology / Q000209:etiology*; D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D003110:Colonic Neoplasms / Q000453:epidemiology / Q000209:etiology*; D004032:Diet; D005247:Feeding Behavior; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D012306:Risk; D012907:Smoking; D011795:Surveys and Questionnaires