4Schussler O,AIifano M,Dermine H,et,al.Postoperative pneumonia after major lung resection[J].Am J Respir Crit Care Med,2006,173(10):1161-1169.
5Beardsley JR,Williamson JC,Johnson JW,et al.Using local microbiologic data to develop institution-specific guidelines for the treatment of hospital-acquired pneumonia[J].Chest,2006,130(3):787-793.
6Bassetti M,Righi E,Rosso R,et al.Efficacy of the combination of levofloxacin plus ceftazidime in the treatment of hospital-acquired pneumonia in the Intensive Care Unit[J].Int J Antimicrob Agents,2006,28(6):582-585.
7Leroy O,d'Escrivan T,Devos P,et al.Hospitalacquired pneumonia in critically ill patients:factors associated with episodes due to imipenem-resistant organisms[J].Infection,2005,33(3):129-135.