1. Alexis Carrel: visionary surgeon;Edwards,1974
2. The gestation and birth of an idea;Gibbon;Phila Med,1963
3. The results of direct vision closure of ventricular septal defects in eight patients by means of controlled cross circulation;Lillehei;Surg Gynecol Obstet,1955
4. The direct vision intracardiac correction of congenital anomalies by controlled cross circulation;Lillehei;Surgery,1955
5. National adult cardiac surgery database. Society of Thoracic Surgeons. Fall 2008.