Acquired immune deficiency syndrome: a new epidemic.
D000163:Acquired Immunodeficiency Syndrome / Q000150:complications / Q000453:epidemiology / Q000209:etiology*; D000328:Adult; D003586:Cytomegalovirus Infections / Q000276:immunology; D005260:Female; D006716:Homosexuality; D006801:Humans; D008297:Male; D008875:Middle Aged; D014481:United States