1. A 30-year survey of pulmonary embolism verified at autopsy: An analysis of 1274 surgical patients;Bergqvist;British Journal of Surgery,1985
2. Rates of venous thrombosis after general surgery: Combined results of randomized clinical trials;Colditz;Lancet,1986
3. Overview of results of randomized trials of perioperative subcutaneous heparin in general, orthopaedic and urologic surgery: substantial reduction in fatal pulmonary embolus;Collins,1984
4. A distribution between the role of precursor and activated forms of clotting factors in the genesis of stasis thrombi;Wessler;Thrombosis et Diathesis Haemorrhagica,1967
5. The dynamics of venous blood flow and the prevention of deep venous thrombosis;Cotton,1972