title: HIV/AIDS: lessons learned from an epidemic.
authors.forename: P J
authors.initials: PJ
authors.lastname: Ungvarski
mesh_terms: D000163:Acquired Immunodeficiency Syndrome / Q000453:epidemiology* / Q000451:nursing / Q000503:physiopathology; D006801:Humans; D014481:United States / Q000453:epidemiology