2[5]Bergman JJ,Rauws EA,Fockens P.Randomised trial of endoscopic balloon dilation versus endoscopic sphincterotomy for removal of bile duct stones.Lacnet,1997,349(9095):1124-9
3[6]Hammarstrm LE,Holmin T,Stridbeck H.Endoscopic treatment of bile duct calculi in patients with gallbladder in situ:long-term outcome and factors.Scand J Gastroenterol,1996,31(3):294
4[7]Saraswat VA,Tandon RK.Duodenoscopic sphincterotomy for biliary calculi.J Gastronterol Hepatol,1990,5(6):686-96
5[8]Cotton PB,Geenen JE,Sherman S.Endoscopic sphincterotomy for stones by experts is safe.even in younger patients with smaller ducts.Ann-Surg,1998 Feb;227(2):201-4
6[9]Seifert E.Long term follow up after endoscopic sphincterotomy(EST).Endoscopy,1988,20(Suppl 1):232-5
7[10]Part F,Malak NA,Pelletier G.Biliary symptoms and complications more than 8 years after endoscopic sphincterotomy for choledocholithiasis.Gastroenterology,1996,110(3):894-9
8[11]Hakamada K,Sasaki M,et al.Endoh M et al.Late development of bile duct cancer after sphincteroplasty;A ten-to twenty-two-year follow up study.Surgery,1997,121(5):488-92
9[1]Wojtun S,Gil J,Gietka W.Endoscopic Sphincterotomy for choledochelithiasis:A prospective Single-Center on the short-term and long-term treatment results in 483 patients.Endoscopy,1997,29(4):258-65
10[2]Mccune WS,Shorb PE,Moscovitz H.Endoscopic cannulation of the ampulla of vater:a preliminary report.Ann Surg,1968,167(5):752-5
