title: Voluntary detoxification of patients on methadone maintenance.
mesh_terms: D000328:Adult; D001290:Attitude; D004522:Educational Status; D004651:Employment; D005260:Female; D006556:Heroin Dependence / Q000534:rehabilitation*; D006801:Humans; D008297:Male; D008691:Methadone / Q000008:administration & dosage / Q000627:therapeutic use*; D010352:Patient Dropouts; D011369:Professional-Patient Relations; D012923:Social Class; D013375:Substance Withdrawal Syndrome
chemical_list: D008691:Methadone