Patterns of drug use: a study of 5,482 subjects.
D000328:Adult; D000661:Amphetamine; D002188:Cannabis; D004522:Educational Status; D003932:Heroin; D006801:Humans; D008238:Lysergic Acid Diethylamide; D008297:Male; D008887:Military Medicine; D009048:Motor Skills / Q000187:drug effects; D011330:Prisons; D012494:Sampling Studies; D012959:Socioeconomic Factors; D019966:Substance-Related Disorders / Q000453:epidemiology*; D014481:United States; D014744:Vietnam
D003932:Heroin; D008238:Lysergic Acid Diethylamide; D000661:Amphetamine