4[1]Deziel DJ, Millikan K W, Economou SG, et al. Complications of laparoscopic cholecystectomy: A mational survey of4292 hospitals and an analysis of 77604 cases[J]. Am J Surg,1993,163:9-14
5[2]Vecchio R, Macfadgen BV. Laparoscopic cholecystectomy: Review of 40 United States published series[J].Surg Endosc, 1998,12:547