[Endoscopic sphincterotomy].
D000368:Aged; D014670:Ampulla of Vater / Q000601:surgery*; D002769:Cholelithiasis / Q000628:therapy; D002779:Cholestasis / Q000601:surgery; D004724:Endoscopy / Q000379:methods*; D042882:Gallstones / Q000628:therapy; D006801:Humans; D008875:Middle Aged; D009803:Sphincter of Oddi / Q000601:surgery*