6Julie A Fitch, Cindy L Munro, Connie A Glass, et al .Oral care in the adult intensive care unit.Am J Crit care, 1999, 8(5):314.
7Loremte L, Lecuona M, Jim-Nez A, et al.Influence of endotracheal tube with polyurethane cuff and subglottic secretion drainage on pneumonia.Am Bespirait Care bled, 2007, 176(11): 1079-1083.
10Cason CL,Tyner T,Saunders S,et al.Nurses implementation of guidelines for ventilator-associated pneumonia from the centers for disease control and prevention[J].Am J Crit Care,2007,16(1):28-36.