Prophylaxis of venous thrombosis.
D000005:Abdomen / Q000601:surgery; D003020:Clothing; D006493:Heparin / Q000627:therapeutic use; D006801:Humans; D011183:Postoperative Complications / Q000517:prevention & control*; D011655:Pulmonary Embolism / Q000517:prevention & control; D013924:Thrombophlebitis / Q000517:prevention & control*
D006493:Heparin