2Simon R J, Rabin J, Kuhls D. hnpact of in- creased use of laparoscopy on negative la- paroscopy rates after penetrating trauma[J]. J Trauma, 2002, 53(2): 297-299.
4Cherkasov M, Sitnikov V, Sarkisyan B, et al. Laparoscopy versus laparotnmy in man- agement of abdominal trauma [J]. SurgEn- dosc, 2008, 2(1): 228-231.
3Johnson JJ,Garwe T,Raines AR,et al. The use of laparoseopy in the diagnosis and treatment of blunt and penetrating abdowinal injuries:10-year experience at a level Itrauma center [J]. Am JSueg, 2013,205 (3) : 317 -320.
4Fujii K,Izumi K,Sonoda K,et al.Less impaired cell-mediated immune response in the murine peritoneal cavity after CO2 pneumoperitoneum [J]. Surg Today, 2003, 33(11):833-838.