9Heyland DK,Dhaliwal R,Drover JW,et al.Canadian clinical practice guidelines for nutrition support in mechanically ventilated,critically ill adult patients[J].JPEN,2003,27(5):355-373.
10Farber MS,Moses J,Korn M.Reducing costs and patient morbidity in the enterally fed intensive unit patient[J].JPEN,2005,29(1 Suppl):S62-S69.