title: Sphincter of Oddi motor activity: a comparison between patients with common bile duct stones and controls.
mesh_terms: D000328:Adult; D000368:Aged; D014670:Ampulla of Vater / Q000502:physiology*; D004724:Endoscopy; D042882:Gallstones / Q000209:etiology / Q000503:physiopathology*; D006801:Humans; D008365:Manometry / Q000379:methods; D008875:Middle Aged; D009119:Muscle Contraction; D011312:Pressure; D009803:Sphincter of Oddi / Q000502:physiology* / Q000503:physiopathology