title: Duodenoscopic sphincterotomy and gallstone removal.
mesh_terms: D000368:Aged; D014670:Ampulla of Vater / Q000601:surgery*; D004386:Duodenum; D004724:Endoscopy; D042882:Gallstones / Q000601:surgery*; D006801:Humans; D009803:Sphincter of Oddi / Q000601:surgery*