Leads from the MMWR. Update: acquired immunodeficiency syndrome--United States.
D000163:Acquired Immunodeficiency Syndrome / Q000145:classification / Q000453:epidemiology*; D000293:Adolescent; D000328:Adult; D002648:Child; D005260:Female; D006205:Haiti / Q000208:ethnology; D006716:Homosexuality; D006801:Humans; D008297:Male; D008875:Middle Aged; D013223:Statistics as Topic; D014481:United States