3Cotton PB,Lehman G,Vennes J,et al. Endoscopic sphincterot-omy complications and their management : an attempt at consen-sus. Gastrointest Endosc, 1991,37:383-393.
2Garg PK, Tandon RK, Ahuja V, et al. Predictors of unsuccessful mechanical lithotripsy and endoscopic clearance of large bile duct stones [J]. Gastrointest Endose, 2004, 59(6): 601-605.
3Fritz E, Kirchqatterer A, Hubner D, et al. ERCP is safe and effective in patients 80 years of age and older compared with younger patients [ J ]. Gastrointest Endosc, 2006, 64(6) : 899-905.
4Zinsser E, Hoffmann A, Will U, et al. Success and complication rates of diagnostic and therapeutic endoscopic retrograde cholangiopancre- atography-a prospective study [J]. Z Gastrocnterol, 1999, 37 (8) : 707 -723.
5Demling L, Seuberth K, Riemann JF, et al. A mechanical lithotripter. Endoscopy, 1982,14:100-101.
6Moody FG. Lithotripsy in the treatment of biliary stones. Am J Surg,1993,165:479-482.
7Binmoeller KF, Bruckner M, Thonke F , et al. Treatment of difficult bile duct stones using mechanical , electrohydraulic and extracorporeal shock wave lithotripsy. Endoscopy, 1993,25:201-206.
8Wojtun S, Gil J, Gietka W, et al. Endoscopic Sphincterotomy for choledocholithiasis: a prospective single-center study on the short-term and long-term treatment results in 483 patients. Endoscopy, 1997,29: 258 -265.
9Hammarstrom LE, Holmin T, Stridbeck H, et al. Endoscopic treatment of bile duct calculi in patients with gallbladder in situ: longterm outcome and factors. Scand J Gastroenterol, 1996,31:294-301.
10Tham TC, Carr-Locke DL, Collins JS, et al . Endoscopic Sphincterotomy in the young patient: is there cause for concern? Gut, 1997,40:697-700.