title: Acquired immunodeficiency syndrome (AIDS). Surveillance of HIV-2 infection in blood donors, 1987-1989.
mesh_terms: D000163:Acquired Immunodeficiency Syndrome / Q000175:diagnosis* / Q000453:epidemiology; D001782:Blood Donors; D004797:Enzyme-Linked Immunosorbent Assay; D006679:HIV Seropositivity; D015498:HIV-2; D006801:Humans; D014481:United States / Q000453:epidemiology