World AIDS Day.
D000163:Acquired Immunodeficiency Syndrome / Q000453:epidemiology / Q000517:prevention & control* / Q000635:transmission; D000349:Africa; D005006:Ethnicity; D005260:Female; D006678:HIV; D015658:HIV Infections / Q000453:epidemiology / Q000517:prevention & control* / Q000635:transmission; D006801:Humans; D012952:Societies; D006113:United Kingdom / Q000453:epidemiology