Endoscopic papillary dilatation, a possible alternative to endoscopic papillotomy.
D014670:Ampulla of Vater / Q000601:surgery; D004106:Dilatation / Q000295:instrumentation*; D004724:Endoscopy / Q000379:methods*; D042882:Gallstones / Q000601:surgery / Q000628:therapy*; D006801:Humans