4Drews SJ,Richardson SE,Wray R,et al. An outbreak of vancomycin resistant Enterococcus faecium in an acute care pediatric hospital: lessons from environmental screening and a case-control study[J]. Can J Infect Dis Med Microbiol, 2008, 19(3) :233-236.
5Ghanem G, Haehem R,Jiang Y,et al. Outcomes for and risk factors associated with vancomyein-resistant Enterococcus f ae calis and vancomycin-resistant Enterococcus faecium bacteremia in eaneer patients[J]. Infect Control Hosp Epidemiol, 2007,28(9) : 1054-1059.
6Sakka V, Tsiodras S, Galani L, et al. Risk-factors and predictors of mortality in patients colonised with vancomycin-resistant enterococci[J]. Clin Microbiol Infect, 2008,14 (1): 14-21.