title: Age of Canadians infected with HIV dropping.
mesh_terms: D000328:Adult; D017677:Age Distribution; D002170:Canada / Q000453:epidemiology; D015658:HIV Infections / Q000453:epidemiology*; D006801:Humans; D015995:Prevalence; D015819:Substance Abuse, Intravenous / Q000150:complications / Q000453:epidemiology