title: Progress in the science of addiction.
authors.forename: C P
authors.initials: CP
authors.lastname: O'Brien
mesh_terms: D017048:Health Care Costs; D018166:Health Care Reform; D006556:Heroin Dependence / Q000534:rehabilitation; D006801:Humans; D008691:Methadone / Q000627:therapeutic use; D012944:Social Support; D019966:Substance-Related Disorders / Q000209:etiology* / Q000628:therapy*; D016896:Treatment Outcome
chemical_list: D008691:Methadone