Infections in hospitals.
D001424:Bacterial Infections / Q000453:epidemiology; D003428:Cross Infection; D006801:Humans; D009784:Occupational Diseases / Q000453:epidemiology; D013203:Staphylococcal Infections / Q000453:epidemiology; D006113:United Kingdom; D014777:Virus Diseases / Q000453:epidemiology