3Cosgrove SE.The relationship between antimicrobial resist-ance and patient outcomes:mortality,length of hospital stay,and health care costs[J].Clin Infect Dis,2006,15(42)Suppl2:S82-89.
5Paterson DL,Rossi F,Baquero F,et al.In vitro susceptibili-ties of aerobic and facultative gram negative bacilli isolatedfrom patients with intra abdominal infections worldwide:the2003 study for monitoring antimicrobial resistance trends(SMART)[J].J Antimicrob Chemother,2005,55:965-973.