4Gutt CN, Muller-Stich BP, Reiter MA. Success and complica- tion parameters for laparoscopic surgery:a benchmark for nat- ural orifice transluminal endoscopic surgery[J]. Endoscopy, 2009,41(1) :36 -41.
5El SH, Christou N, Backman SB, et al. Effect of laparoscopic versus open gastric bypass surgery on postoperative pain and bowel function[J]. Obes Surg,2006,16(4) :437- 442.
6De Corte W, Delrue H, Vanfleteren LJ, et al. Randomized clini cal trial on the influence of anaesthesia protocol on intestinal motility during laparoscopic surgery requiring small bowel an- astomosis[J]. Br J Surg,2012,99(11) :1524-1529.
