title: Nosocomial infections in intensive care units.
authors.forename: C
authors.initials: C
authors.lastname: Ruef
mesh_terms: D003428:Cross Infection / Q000453:epidemiology* / Q000517:prevention & control; D006801:Humans; D007362:Intensive Care Units / Q000592:standards*; D015995:Prevalence; D012307:Risk Factors