title: Diagnosis of pneumococcal peritonitis by countercurrent immunoelectrophoresis (CIE).
mesh_terms: D000942:Antigens, Bacterial / Q000032:analysis*; D003378:Counterimmunoelectrophoresis; D006801:Humans; D007122:Immunoelectrophoresis; D007231:Infant, Newborn; D007232:Infant, Newborn, Diseases / Q000175:diagnosis; D010538:Peritonitis / Q000175:diagnosis*; D011008:Pneumococcal Infections / Q000175:diagnosis*
chemical_list: D000942:Antigens, Bacterial