title: Recurrent Clostridium difficile infection: an immunodeficiency state?
authors.forename: Darrell S
authors.initials: DS
authors.lastname: Pardi
mesh_terms: D000917:Antibody Formation; D001426:Bacterial Proteins / Q000276:immunology*; D001427:Bacterial Toxins / Q000276:immunology*; D004761:Enterocolitis, Pseudomembranous / Q000276:immunology*; D004768:Enterotoxins / Q000276:immunology*; D006801:Humans; D012008:Recurrence
chemical_list: D001426:Bacterial Proteins; D001427:Bacterial Toxins; D004768:Enterotoxins; C041348:tcdA protein, Clostridium difficile; C031815:toxB protein, Clostridium difficile