The current global situation of the HIV/AIDS pandemic.
D000163:Acquired Immunodeficiency Syndrome / Q000453:epidemiology; D000328:Adult; D002648:Child; D003906:Developing Countries; D014943:Global Health; D015658:HIV Infections / Q000453:epidemiology*; D006801:Humans; D011159:Population Surveillance; D014944:World Health Organization