title: Learning from uncommon events: comment on Degenhardt et al. 2005.
authors.affiliation: Department of Psychiatry, Division of Alcohol and Drug Abuse, University of Maryland School of Medicine, Baltimore, MD, USA. jhjaffemd@comcast.net
authors.forename: Jerome H
authors.initials: JH
authors.lastname: Jaffe
mesh_terms: D001315:Australia / Q000453:epidemiology; D003932:Heroin / Q000191:economics / Q000600:supply & distribution*; D006556:Heroin Dependence / Q000453:epidemiology*; D006801:Humans; D013287:Illicit Drugs / Q000600:supply & distribution*; D006113:United Kingdom / Q000453:epidemiology; D014481:United States / Q000453:epidemiology
chemical_list: D013287:Illicit Drugs; D003932:Heroin