The epidemiology of the acquired immunodeficiency syndrome.
D000163:Acquired Immunodeficiency Syndrome / Q000453:epidemiology* / Q000209:etiology; D000328:Adult; D002487:Centers for Disease Control and Prevention, U.S.; D002648:Child; D017977:Deltaretrovirus / Q000302:isolation & purification; D004812:Epidemiologic Methods; D005260:Female; D006716:Homosexuality; D006801:Humans; D008297:Male; D008875:Middle Aged; D012514:Sarcoma, Kaposi / Q000453:epidemiology / Q000209:etiology; D065227:Transfusion Reaction; D014481:United States