title: Endoscopic papillectomy: a novel approach to difficult cannulation.
authors.forename: C
authors.initials: C
authors.lastname: Rollhauser
authors.forename: F H
authors.initials: FH
authors.lastname: al-Kawas
mesh_terms: D014670:Ampulla of Vater / Q000473:pathology / Q000601:surgery*; D003137:Common Bile Duct Diseases / Q000473:pathology / Q000601:surgery*; D006801:Humans; D016717:Sphincterotomy, Endoscopic / Q000295:instrumentation / Q000379:methods*; D016896:Treatment Outcome