Surveillance of Clostridium difficile infection.
D000368:Aged; D016360:Clostridioides difficile; D003015:Clostridium Infections / Q000453:epidemiology*; D004739:England / Q000453:epidemiology; D004761:Enterocolitis, Pseudomembranous / Q000453:epidemiology; D005767:Gastrointestinal Diseases / Q000453:epidemiology* / Q000382:microbiology; D006801:Humans; D014852:Wales / Q000453:epidemiology