title: Withdrawal from heroin in three or six weeks: comparison of LAAM versus methadone.
mesh_terms: D006556:Heroin Dependence / Q000534:rehabilitation*; D006801:Humans; D008691:Methadone / Q000627:therapeutic use*; D008692:Methadyl Acetate / Q000627:therapeutic use; D013997:Time Factors
chemical_list: D008692:Methadyl Acetate; D008691:Methadone