title: Tracing the regional rise of HIV.
authors.forename: Jon
authors.initials: J
authors.lastname: Cohen
mesh_terms: D004196:Disease Outbreaks; D004340:Drug Contamination; D005061:Europe, Eastern / Q000453:epidemiology; D015658:HIV Infections / Q000453:epidemiology* / Q000635:transmission*; D006556:Heroin Dependence / Q000453:epidemiology; D006801:Humans; D016485:Needle Sharing; D015819:Substance Abuse, Intravenous / Q000453:epidemiology