Oral metronidazole in Clostridium difficile colitis.
D003015:Clostridium Infections / Q000188:drug therapy*; D003092:Colitis / Q000188:drug therapy* / Q000209:etiology; D006801:Humans; D008795:Metronidazole / Q000627:therapeutic use*; D014640:Vancomycin / Q000627:therapeutic use*
D008795:Metronidazole; D014640:Vancomycin