4Kehlet H, Wilmore D W. Multimodal strategies to improve surgical outcome[ J]. Am J Surg,2002,183 (6) :630-641.
5Rawlinson A, Kitchinqham N, Hart C, et al. Mechanisms of reducing postoperative pain, nausea and vomiting:a systematic review of cur- rent techniques[ J]. Evid Based Med ,2012,17 ( 3 ) :75-80.
6Dindo D, Demartines N, Clavien P A. Classification of surgical com- plications : a new proposal with evaluating in a cohort of 6336 patients and results of a survey [ J ]. Ann Surg, 2004,240 ( 2 ) : 205-213.
