title: Reliability of interview data concerning current heroin use from heroin addicts on methadone.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000553:Ambulatory Care; D005006:Ethnicity; D005260:Female; D003932:Heroin / Q000652:urine; D006556:Heroin Dependence / Q000175:diagnosis / Q000628:therapy* / Q000652:urine; D006801:Humans; D007406:Interview, Psychological; D008297:Male; D008691:Methadone / Q000627:therapeutic use*; D008875:Middle Aged; D012649:Self Concept; D012650:Self Disclosure; D012737:Sex Factors
chemical_list: D003932:Heroin; D008691:Methadone