1Shamiyeh A, Wayand W. laparoscopic colecystectpmy: eary and late complications and their treatment [J]. Langenbecks Arehsurg, 2004, 389:164-171.
2Chandler CF, Lane JS, Ferguson P, et al. Prospective evaluation of early versus delayed Laparoscopic cholecystectomy for treatment of acute cholecystitis [J]. Am Surg, 2000, 66:896 -900.