title: Removal of gallstones by a catheter loop after duodenoscopic sphincterotomy.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D002404:Catheterization / Q000295:instrumentation; D002769:Cholelithiasis / Q000601:surgery*; D004386:Duodenum; D004564:Electrocoagulation / Q000379:methods; D004724:Endoscopy; D005260:Female; D042882:Gallstones / Q000601:surgery*; D006801:Humans; D008297:Male; D008875:Middle Aged; D009803:Sphincter of Oddi / Q000601:surgery