title: Prevention of fatal postoperative thromboembolism by heparin prophylaxis.
mesh_terms: D001777:Blood Coagulation; D006493:Heparin / Q000627:therapeutic use*; D006801:Humans; D009203:Myocardial Infarction / Q000401:mortality; D011183:Postoperative Complications / Q000517:prevention & control*; D011655:Pulmonary Embolism / Q000401:mortality; D013923:Thromboembolism / Q000517:prevention & control*
chemical_list: D006493:Heparin