title: Ampullary and biliary stenosis: a delayed sphincterotomy complication--easy to forget, tough to treat.
authors: Gregory B
authors: GB
authors: Haber
mesh_terms: D014670:Ampulla of Vater; D001651:Cholestasis, Extrahepatic / Q000175:diagnosis / Q000209:etiology* / Q000628:therapy; D003137:Common Bile Duct Diseases / Q000175:diagnosis / Q000209:etiology* / Q000628:therapy; D004106:Dilatation / Q000379:methods*; D005500:Follow-Up Studies; D006801:Humans; D007049:Iatrogenic Disease; D012720:Severity of Illness Index; D016717:Sphincterotomy, Endoscopic / Q000009:adverse effects* / Q000379:methods