title: Critique of theories of methadone use.
mesh_terms: D004305:Dose-Response Relationship, Drug; D004651:Employment; D006556:Heroin Dependence / Q000534:rehabilitation*; D006801:Humans; D007880:Legislation, Drug; D008691:Methadone / Q000008:administration & dosage / Q000627:therapeutic use*; D010352:Patient Dropouts; D014481:United States
chemical_list: D008691:Methadone