4Maltais F,Reissmann H,Navalesi P,et al.Comparison of static and dynamic measurements of intrinsic PEEP in mechanically ventilated patients[J].And Respir Crit Care Med,1994,150:1318-1324.
5Drakulovic M B,Torres A,Bauer T T,et al.Supine body position as a risk factor for nosocomial pneumonia in mechanically ventilated patients:A randomised trial[see comments][J].Lancet,1999,354:1851-1858.
