title: Prophylaxis against postoperative pulmonary embolism.
mesh_terms: D000293:Adolescent; D004599:Electric Stimulation Therapy / Q000295:instrumentation*; D005260:Female; D006493:Heparin / Q000627:therapeutic use; D006801:Humans; D009132:Muscles; D011183:Postoperative Complications / Q000517:prevention & control*; D011247:Pregnancy; D011655:Pulmonary Embolism / Q000517:prevention & control*
chemical_list: D006493:Heparin