3Tejerina E, Frutos-Vivar F, Restrepo M I, et al. Prognosis factors and outcome of community-acquired pneumonia needing mechanical ventilation [ J ]. J Crit Care, 2005,20 ( 3 ) : 230-238.
9Nichol K L,Nordin J, Mullooly J,et al. Influenza vaccination and reduction in hospitalizations for cardiac disease and stroke among the elderly[ J]. N Engl J Med,2003,348(14) : 1322-1332.
7Bowden GH, Li YH. Nutritional influences on biofilm development[J]. Adv Dent Res, 1997, 11(1): 81-99.
8Adair CG, Gorman SP, Feron BM, et al. Implication of endotracheal tube biofilm for ventilator-associated pneumonia[J]. Intensive Care Med, 1999, 25(10): 1072-1076.
9Cash HA, Woods DE, McCullough B, et al. A rat model of chronic respiratory infection with Pseudomonas aeruginosa[J]. Am Rev Respir Dis, 1979, 119(3): 453-459.
10Koerner RJ. Contribution of endotracheal tubes to the pathogenesis of ventilator-associated pneumonia[J]. J Hosp Infect, 1997, 35(2): 83-89.
7Nichol K L, Nordin J, Mullooly J, et al. Influenza vaccina- rio and reduction in hospitalizations for cardiac disease and strok among the elderly [ J ]. N Engl J Med, 2003,348 (7) : 1322-1332.
8Tejerina E, Frutos V F, Restrepo M I, et al. Incidence risk factors and outcome of ventilator associated pneumonia[ J ]. J Crit Care, 2006,21 (8) :56-65.
9Dilworth JV. Postoperative chest infect ion after upper ab- dominal surgery: an important for smokers[J]. Respir Med, 1992,86(3) :205-210.