National Nosocomial Infections Surveillance (NNIS) report, data summary from October 1986-April 1996, issued May 1996. A report from the National Nosocomial Infections Surveillance (NNIS) System.
D003428:Cross Infection / Q000145:classification / Q000453:epidemiology*; D003625:Data Collection; D006757:Hospital Units / Q000706:statistics & numerical data*; D006801:Humans; D017053:Infection Control; D011159:Population Surveillance / Q000379:methods*; D014481:United States / Q000453:epidemiology