9Giger U, Michel J M, Vonlanthen R, et al. Laparoscopic cholecystectomy in acute cholecystitis:indication,technique,risk and outcome[J]. Langenbecks Arch Surg,2005,390(5):373-380.
10Strasberg SM, Hertl M. Soper NJ, et al. An analysis of the problem of biliary injury during laparoscopic cholecystectomy[J]. J Am Coll Surg,1995,180(1):101-125.
