title: Pneumocystis carinii: a diagnostic dilemma.
mesh_terms: D000818:Animals; D000906:Antibodies / Q000032:analysis; D000941:Antigens / Q000032:analysis; D003937:Diagnosis, Differential; D004195:Disease Models, Animal; D004285:Dogs; D006801:Humans; D010274:Parasitology / Q000379:methods; D011010:Pneumocystis / Q000302:isolation & purification; D011020:Pneumonia, Pneumocystis / Q000175:diagnosis* / Q000276:immunology / Q000473:pathology; D051381:Rats; D012698:Serologic Tests
chemical_list: D000906:Antibodies; D000941:Antigens