title: A 48-week study of methadone, methadyl acetate, and minimal services. 1974 [proceedings].
mesh_terms: D000328:Adult; D002986:Clinical Trials as Topic; D004341:Drug Evaluation; D006296:Health Services; D006556:Heroin Dependence / Q000534:rehabilitation*; D006801:Humans; D008297:Male; D008691:Methadone / Q000031:analogs & derivatives* / Q000627:therapeutic use*; D008692:Methadyl Acetate / Q000627:therapeutic use*; D008875:Middle Aged
chemical_list: D008692:Methadyl Acetate; D008691:Methadone