2Miler MH, Adamsen S, Wjdemann M, et al. Perforated peptic ul- cer. How to improve outcome [ J ]. Scand J Gastroenterol, 2009,44 ( 1 ) : 15-22.
3Lunevicius R, Morkevicius M. Management strategies, early re- sults, benefits, and risk factors of laparoscopic repair of perforated peptic ulcer [J]. World J Surg, 2005,29(10) :1299-1310.
4Jamieson GG. Current status of indications for surgery in peptic ulcer disease [ J ]. World J Surg, 2009,24 (3) :256-258.
5Ohmann C, Imhof M, R~her HD. Trends in peptic ulcer bleeding and surgical treatment [ J ]. World J Surg, 2010,24 (3) :284-293.