title: False-positive counterimmunoelectrophoresis tests for Clostridium difficile: the role of Clostridium bifermentans and Clostridium sordellii.
mesh_terms: D000328:Adult; D000942:Antigens, Bacterial / Q000032:analysis*; D003013:Clostridium / Q000276:immunology*; D003378:Counterimmunoelectrophoresis; D005189:False Positive Reactions; D005243:Feces / Q000276:immunology; D006801:Humans
chemical_list: D000942:Antigens, Bacterial