Interventional endoscopy.
D000328:Adult; D000368:Aged; D001660:Biliary Tract Diseases / Q000175:diagnosis / Q000628:therapy; D002760:Cholangiopancreatography, Endoscopic Retrograde; D019723:Endoscopes; D004724:Endoscopy / Q000266:history / Q000379:methods; D004945:Esophagoscopy; D005547:Foreign Bodies / Q000628:therapy; D005767:Gastrointestinal Diseases / Q000175:diagnosis / Q000628:therapy*; D005770:Gastrointestinal Neoplasms / Q000628:therapy; D049671:History, 18th Century; D049673:History, 20th Century; D006801:Humans; D007415:Intestinal Obstruction / Q000628:therapy; D007417:Intestinal Polyps / Q000601:surgery; D007441:Intubation, Gastrointestinal / Q000379:methods; D007834:Lasers; D008297:Male