1. Oral anticoagulation in clinical practice;Brozurie M;Sem Hematol,1978
2. Systemic embolization and anticoagulant prophylaxis in rheumatic heart disease;Seckely P;Br Med J,1964
3. Thromboembolic complication of prosthetic devices;Berger S;Prog Hemostasis Thromb,1974
4. Factors affecting thromboembolism associated with prosthetic valves;Duvoisin GE;Circulation,1976