Immunocompromised homosexuals.
D000818:Animals; D002648:Child; D003586:Cytomegalovirus Infections / Q000453:epidemiology* / Q000276:immunology; D006716:Homosexuality; D006801:Humans; D007153:Immunologic Deficiency Syndromes / Q000453:epidemiology*; D008297:Male; D051379:Mice; D008875:Middle Aged; D011020:Pneumonia, Pneumocystis / Q000453:epidemiology / Q000276:immunology; D012514:Sarcoma, Kaposi / Q000453:epidemiology / Q000209:etiology / Q000276:immunology; D012737:Sex Factors