title: The effectiveness and safety of methadone maintenance.
authors.forename: J
authors.initials: J
authors.lastname: Ward
authors.forename: R P
authors.initials: RP
authors.lastname: Mattick
authors.forename: W
authors.initials: W
authors.lastname: Hall
authors.forename: S
authors.initials: S
authors.lastname: Darke
mesh_terms: D002423:Cause of Death; D062787:Drug Overdose / Q000401:mortality*; D006556:Heroin Dependence / Q000401:mortality* / Q000534:rehabilitation; D006801:Humans; D008134:Long-Term Care; D008691:Methadone / Q000008:administration & dosage / Q000506:poisoning*; D009294:Narcotics / Q000008:administration & dosage / Q000506:poisoning*; D012307:Risk Factors; D012646:Self Administration; D016896:Treatment Outcome; D006113:United Kingdom / Q000453:epidemiology
chemical_list: D009294:Narcotics; D008691:Methadone