title: Types of human colonic electrical activities recorded postoperatively.
mesh_terms: D003106:Colon / Q000502:physiology*; D004594:Electrophysiology; D005769:Gastrointestinal Motility / Q000187:drug effects; D006801:Humans; D008614:Meperidine / Q000494:pharmacology; D009020:Morphine / Q000494:pharmacology; D011184:Postoperative Period
chemical_list: D009020:Morphine; D008614:Meperidine