title: Canadian heroin supply and the Australian 'heroin shortage'.
authors.forename: Louisa
authors.initials: L
authors.lastname: Degenhardt
authors.forename: Wayne
authors.initials: W
authors.lastname: Hall
mesh_terms: D001315:Australia / Q000453:epidemiology; D002170:Canada / Q000453:epidemiology; D062787:Drug Overdose / Q000517:prevention & control; D003932:Heroin / Q000600:supply & distribution*; D006801:Humans; D035846:Law Enforcement; D009294:Narcotics / Q000600:supply & distribution*; D019966:Substance-Related Disorders / Q000453:epidemiology*
chemical_list: D009294:Narcotics; D003932:Heroin