Prevention of deep vein thrombosis.
D006493:Heparin / Q000008:administration & dosage / Q000627:therapeutic use*; D006801:Humans; D011655:Pulmonary Embolism / Q000209:etiology; D013924:Thrombophlebitis / Q000150:complications / Q000188:drug therapy / Q000517:prevention & control*
D006493:Heparin