The relationship between background and extent of heroin use.
D003417:Criminal Psychology; D005190:Family; D005431:Florida; D003932:Heroin; D006556:Heroin Dependence; D006801:Humans; D007398:Interpersonal Relations; D007406:Interview, Psychological; D007603:Jurisprudence; D008297:Male; D009790:Occupations; D010551:Personality; D011336:Probability; D012917:Social Adjustment; D019966:Substance-Related Disorders; D011795:Surveys and Questionnaires
D003932:Heroin