1. Fiberduodenoscopy and endoscopic pancreatocholangiography;Oi, I.;Gastroitest Endosc,1970
2. Endoscopic sphincterotomy of the ampulla of Vater;Kawai, K.; Akasaka, Y.; Murakami, K.;Gastrointest Endosc,1974
3. Endoskopische sphinkterotomic der papilla Vateri und steinextraktion aus dem ductus choledochus;Classen, M.; Demling, L.;Dtsch Med Wochenschr,1974
4. early complications and their management following endoscopic sphincteorotomy - results in 394 consecutive patients from a single centre;Leese, T.; Neoptolemos, J.P.; Successes, Carr-Locke D.L.; failures,1985
5. Endoscopic management of bile duct stones apples and oranges;Cotton, P.B.;Gut,1984