title: HIV cases in U.S. range from 800,000 to 900,000.
mesh_terms: D000163:Acquired Immunodeficiency Syndrome / Q000453:epidemiology*; D015658:HIV Infections / Q000453:epidemiology*; D006801:Humans; D015994:Incidence; D015995:Prevalence; D014481:United States / Q000453:epidemiology