"Sharing the Challenge" National AIDS awareness day.
D000163:Acquired Immunodeficiency Syndrome / Q000453:epidemiology*; D004196:Disease Outbreaks / Q000517:prevention & control*; D014943:Global Health; D006293:Health Promotion / Q000458:organization & administration*; D015277:Hotlines; D006801:Humans; D014481:United States; D014944:World Health Organization