title: Cannabis use and treatment outcome in methadone maintenance.
authors.forename: Leon N
authors.initials: LN
authors.lastname: Nixon
mesh_terms: D000701:Analgesics, Opioid / Q000627:therapeutic use*; D002186:Cannabinoids / Q000008:administration & dosage*; D006556:Heroin Dependence / Q000534:rehabilitation*; D006801:Humans; D002189:Marijuana Abuse / Q000150:complications*; D008691:Methadone / Q000627:therapeutic use*; D016896:Treatment Outcome
chemical_list: D000701:Analgesics, Opioid; D002186:Cannabinoids; D008691:Methadone