From the Centers for Disease Control and Prevention. Update: impact of the expanded AIDS surveillance case definition for adolescents and adults on case reporting--United States, 1993.
D000163:Acquired Immunodeficiency Syndrome / Q000175:diagnosis* / Q000453:epidemiology*; D000293:Adolescent; D000328:Adult; D004812:Epidemiologic Methods; D005260:Female; D006801:Humans; D008297:Male; D011159:Population Surveillance; D014481:United States / Q000453:epidemiology