title: Pulsed electromagnetic energy fails to prevent postoperative ileus.
mesh_terms: D000005:Abdomen / Q000601:surgery; D004311:Double-Blind Method; D055590:Electromagnetic Phenomena / Q000627:therapeutic use*; D005769:Gastrointestinal Motility; D006801:Humans; D007415:Intestinal Obstruction / Q000517:prevention & control*; D011183:Postoperative Complications / Q000517:prevention & control*; D011897:Random Allocation