Responding to the AIDS epidemic.
D015492:AIDS Serodiagnosis / Q000191:economics*; D000163:Acquired Immunodeficiency Syndrome / Q000453:epidemiology / Q000517:prevention & control*; D016358:Contact Tracing; D004196:Disease Outbreaks; D005380:Financing, Government; D006801:Humans; D007258:Informed Consent; D014481:United States