title: A comparative study of pentazocine and meperidine on the biliary passage pressure.
mesh_terms: D014670:Ampulla of Vater / Q000187:drug effects; D001659:Biliary Tract / Q000187:drug effects*; D001660:Biliary Tract Diseases / Q000188:drug therapy; D003135:Common Bile Duct / Q000187:drug effects; D006801:Humans; D008614:Meperidine / Q000494:pharmacology* / Q000627:therapeutic use; D009130:Muscle, Smooth / Q000187:drug effects; D009294:Narcotics / Q000494:pharmacology; D010423:Pentazocine / Q000494:pharmacology* / Q000627:therapeutic use; D011312:Pressure; D013997:Time Factors
chemical_list: D009294:Narcotics; D008614:Meperidine; D010423:Pentazocine