1 . Wisplinghoff H,Bischoff T,Tallent S M,et al . Nosoco mial bloodstrea minfections in US Hospitals:Analy‐sis of 24 179 cases fro ma prospective nationwide surveillance study . Clin Infect Dis,2004,39.3 .汪复,朱德妹,胡付品,等. 2009年中国CHI NET细菌耐药性监测.中国感染与化疗杂志,2010 ......