Pneumocystis carinii infection in the immunosuppressed host.
D000293:Adolescent; D000328:Adult; D000368:Aged; D005260:Female; D006801:Humans; D007166:Immunosuppressive Agents / Q000009:adverse effects*; D007938:Leukemia / Q000188:drug therapy; D008223:Lymphoma / Q000188:drug therapy; D008297:Male; D008875:Middle Aged; D011020:Pneumonia, Pneumocystis / Q000150:complications / Q000209:etiology*; D014181:Transplantation Immunology
D007166:Immunosuppressive Agents