1. Gastroenterologic Endoscopy;Classen,2000
2. Past, present and future of endoscopic retrograde cholangiopancreatography: perspectives on the National Institutes of Health consensus conference;Baron,2002
3. Practical Gastrointestinal Endoscopy/Fourth Edition;Cotton,1996
4. The effect of guidewires during electrosurgical sphincterotomy;Johlin;Gastrointestinal Endosc,1992
5. Wire-guided sphincterotomy;Sherman;Am J Gastroenterol,1994