title: Methadone use in adolescent heroin addicts.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D001294:Attitude to Health; D001900:Boston; D002410:Catholicism; D004522:Educational Status; D004651:Employment; D005006:Ethnicity; D005500:Follow-Up Studies; D003932:Heroin; D006801:Humans; D008297:Male; D008691:Methadone / Q000008:administration & dosage / Q000627:therapeutic use*; D012919:Social Behavior; D019966:Substance-Related Disorders / Q000188:drug therapy*
chemical_list: D003932:Heroin; D008691:Methadone