title: Methadone dosage, program policies, and heroin use among methadone patients.
authors.forename: R G
authors.initials: RG
authors.lastname: Newman
authors.forename: D C
authors.initials: DC
authors.lastname: Des Jarlais
mesh_terms: D004305:Dose-Response Relationship, Drug; D003932:Heroin / Q000009:adverse effects* / Q000493:pharmacokinetics; D006556:Heroin Dependence / Q000534:rehabilitation* / Q000652:urine; D006801:Humans; D008691:Methadone / Q000008:administration & dosage*; D010349:Patient Compliance; D013375:Substance Withdrawal Syndrome / Q000517:prevention & control* / Q000652:urine
chemical_list: D003932:Heroin; D008691:Methadone