[Gray areas in endoscopic papillotomy].
D000368:Aged; D014670:Ampulla of Vater / Q000601:surgery*; D002758:Cholangiography; D003137:Common Bile Duct Diseases / Q000601:surgery*; D004724:Endoscopy; D042882:Gallstones / Q000601:surgery; D006801:Humans
Grauzonen der endoskopischen Papillotomie.