1. Memoir of I.S. Ravdin 1894-1972;Bartlett;Trans Stud Coll Physicians Phila,1974
2. A heart lung machine for open-heart operations;Dennis;Trans ASAIO,1989
3. Artificial maintenance of circulation during experimental occlusion of the pulmonary artery;Gibbon;Arch Surg,1937
4. Shumacker HB. The evolution of cardiac surgery. Indianapolis: Indiana University Press; 1992
5. Swaniker F, Hemmila M, Lynch W, et al. Extracorporeal life support for massive pulmonary embolism: Gibbon fulfilled. Chest. In press