5Lunevicius R,Morkevicius M.Ocmparison of Laparoscopfcversus open repair for perforated duodenal ulcers [J]. Burg Endosc,2005, 19(12): 1565-1571.
6Ares M,Sevil S,Bakircioglu E,et aI.Laparoscopic repair of pepticulcer perforation without omental patch versus conventional open repair [J]. Laparoendosc Adv surg Tech A, 2007, 17(5): 615-619.