title: Vancomycin-resistant enterococci: an ongoing challenge for infection control.
authors.forename: Andreas F X
authors.initials: AF
authors.lastname: Widmer
mesh_terms: D003428:Cross Infection / Q000517:prevention & control*; D004196:Disease Outbreaks / Q000517:prevention & control*; D016984:Enterococcus faecium / Q000302:isolation & purification*; D005260:Female; D016908:Gram-Positive Bacterial Infections / Q000175:diagnosis* / Q000453:epidemiology*; D006801:Humans; D008297:Male; D020713:Vancomycin Resistance