1779917 VRE vancomycin-resistant enterococci 3268 3634115 VREF vancomycin-resistant Enterococcus faecium 155 3185775 VREfs vancomycin-resistant Enterococcus faecalis 10 2277130 VR E. faecalis vancomycin-resistant Enterococcus faecalis 2 3634091 VRES vancomycin-resistant Enterococcus faecalis 2 3185819 VREFc vancomycin-resistant Enterococcus faecalis 1 3185818 VREfa vancomycin-resistant Enterococcus faecalis 1 3185821 VREfl vancomycin-resistant Enterococcus faecalis 1