title: Reaction-times of methadone treated ex-heroin addicts.
mesh_terms: D000328:Adult; D002986:Clinical Trials as Topic; D004361:Drug Tolerance; D005260:Female; D003932:Heroin; D006801:Humans; D008297:Male; D008691:Methadone / Q000627:therapeutic use*; D009042:Motivation; D011930:Reaction Time; D019966:Substance-Related Disorders / Q000188:drug therapy*
chemical_list: D003932:Heroin; D008691:Methadone