title: Physiologic evaluation of sphincteroplasty.
mesh_terms: D014670:Ampulla of Vater / Q000502:physiology / Q000601:surgery*; D003135:Common Bile Duct / Q000502:physiology / Q000601:surgery*; D004322:Drainage; D006801:Humans; D006851:Hydrochloric Acid / Q000494:pharmacology; D009020:Morphine / Q000494:pharmacology; D005996:Nitroglycerin / Q000494:pharmacology; D011183:Postoperative Complications; D011312:Pressure; D013518:Surgery, Plastic
chemical_list: D009020:Morphine; D005996:Nitroglycerin; D006851:Hydrochloric Acid