The current global situation of the HIV/AIDS pandemic.
D000163:Acquired Immunodeficiency Syndrome / Q000453:epidemiology*; D000328:Adult; D002648:Child; D003431:Cross-Cultural Comparison; D003906:Developing Countries; D004196:Disease Outbreaks; D015658:HIV Infections / Q000453:epidemiology*; D015528:HIV Seroprevalence / Q000639:trends*; D006801:Humans