title: Effect of epidural morphine on the electrophysiological activity of the rabbit ureter, in vivo, in situ.
mesh_terms: D000818:Animals; D004594:Electrophysiology; D007268:Injections, Epidural; D009020:Morphine / Q000494:pharmacology*; D011817:Rabbits; D014513:Ureter / Q000187:drug effects*
chemical_list: D009020:Morphine