1[2]Zgraggen K, Wehrli H, Metzger A, et al. Complications of laparo scopic cholecystectomy in Switzerlang: a prospective 3-year study of 10174 patients. Surg Endosc, 1998, 12(11):1303
2[3]Macfadyen BV, Vecchio R, Ricardo AE, et al. Bile duct injury after laparoscopic cholecystectomy: the united states experience. Surg Endosc, 1998, 12(4):315
8[9]Sanabria JR, Gallinger S, Croxford R, et al. Risk factors in elective laparoscopic cholecystectomy for conversion to open cholecystecto my.J Am Coll Surg, 1994, 179( 6) :696-704
9[10]Vander Velden JJ, Berger MY, Bonjer HJ, et al. Can sonographic signs predict conversion of laparoscopic to open cholecystectomy? Surg Endosc, 1998, 12( 10) :1232-1235
2[1]Kum CK, Eypasch E, Lefering R, et al. Laparoscopic cholecystectomy for acute and cholecystitis: Is it really safe. World J Surg,1996,20:43-49.
3[2]Shea JA,Healey MJ ,Berlin JA,et al. Mortality and complications associated with laparoscopic cholecystectomy: A meta - analysis. Ann Surg, 1996,224: 609-620.
4[3]Alponat A,Kum CK,Koh BC, et al. Predictive factors for conversion of laparoscopic cholecystectomy. World J Surg, 1997,21:629-633.
5[4]Liu CL, Fan ST, Lai ECS, et al. Factors effecting conversion of laparoscopic cholecystectomy to open surgery. Arch Surg, 1996,131:98-101.
6[5]Wiebke EA,Pruitt AL,Howard TJ,et al. Conversion of laparoscopic to open cholecystectomy: An analysis of risk factors. Surg Endosc,1996,10: 743-745.
7[6]Kama NA,Kolcglu M,Doganay M,et al.A risk score for conversion for laparoscopic to open cholecystectomy. Am J Surg, 2001, 181:520-525.
