9Carroll B J, Birth M, Philips E H. Common bile duct injuries during laparoscopic cholecystectomy that result in litigation [J]. Surg Endoc, 1998,12(4) :310.
10Yamagiwa H, Tomiyama H. Intestnal metaplasia dysplasia carcinoma sequence of the gallbladder [J]. Acta Pathol JPN, 1986,36(7) :989.