title: Seroprevalence and seroincidence of HIV-1 in injection drug users using the VA system.
authors.affiliation: Department of Veterans Affairs Medical Center, West Haven, CT 06516.
authors.forename: P M
authors.initials: PM
authors.lastname: Hartigan
authors.forename: J D
authors.initials: JD
authors.lastname: Hamilton
mesh_terms: D000328:Adult; D015658:HIV Infections / Q000150:complications* / Q000453:epidemiology; D015528:HIV Seroprevalence / Q000639:trends; D015497:HIV-1; D006556:Heroin Dependence / Q000150:complications; D006801:Humans; D008875:Middle Aged; D012042:Registries; D015819:Substance Abuse, Intravenous / Q000150:complications*; D013997:Time Factors; D014481:United States / Q000453:epidemiology; D014493:United States Department of Veterans Affairs