title: A doctor's dilemma--1980.
mesh_terms: D003937:Diagnosis, Differential; D006801:Humans; D007121:Immunocompetence / Q000187:drug effects / Q000528:radiation effects; D007153:Immunologic Deficiency Syndromes / Q000150:complications; D007239:Infections / Q000209:etiology*; D007938:Leukemia / Q000150:complications*; D008171:Lung Diseases / Q000175:diagnosis / Q000209:etiology* / Q000628:therapy; D009369:Neoplasms / Q000150:complications; D010348:Patient Care Team