6[4]Kollef MH. Epidemiology and risk factors for nosocomial pneumonia[J]. Clin Chest Med, 1999, 20: 653-670.
7[5]Mathews PJ, Mathews LM. Reducing the risks of ventilator-associated infections[J]. Dimens Crit Care Nurs, 2000, 19: 17-21.
8[7]Daren KH, John WD, Shaun MD, et al. Effect of postpyloric feeding on gastroesophageal regurgitation and pulmonary microaspiration: results of a randomized controlled trial[J]. Crit Care Med, 2001, 29(8): 1495-1501.
9[9]Finkelstein R, Rabino G, Kassis I, et al. Device-associated,device-day infection rates in an Israeli adult general intensive care unit[J]. J Hosp Infect, 2000, 44: 200-205.
10[11]Torres A, Fàbregas N, Ewig S, et al. Sampling methods for ventilator-associated pneumonia: validation using different histologic and microbiological references[J]. Crit Care Med, 2000, 28(8): 2799-2804.
