9Bower R H. Postoperative enteral and parenteral nutrition[J ]. Arch Surg, 1986,121 (4) : 1040.
10C. Hamilton-Davies,M. G. Mythen,J. B. Salmon,D. Jacobson,A. Shukla,A. R. Webb. Comparison of commonly used clinical indicators of hypovolaemia with gastrointestinal tonometry[J] 1997,Intensive Care Medicine(3):276~281