title: Methadone maintenance treatment is successful for heroin addicts.
mesh_terms: D000293:Adolescent; D000328:Adult; D003932:Heroin; D006769:Hospitals, General; D006801:Humans; D008691:Methadone / Q000627:therapeutic use*; D009021:Morphine Dependence / Q000188:drug therapy*; D009519:New York City
chemical_list: D003932:Heroin; D008691:Methadone