[On the problem of prevention of thromboembolic disease in surgery].
D000925:Anticoagulants; D035843:Biomedical Research; D003374:Coumarins / Q000628:therapy*; D013514:Surgical Procedures, Operative / Q000150:complications*; D013923:Thromboembolism / Q000517:prevention & control*
D000925:Anticoagulants; D003374:Coumarins
COUMARINS/therapy; SURGERY, OPERATIVE/complications; THROMBOEMBOLISM/prevention and control