1. Surgical correction of aortic insufficiency;Hufnagel;Surgery,1954
2. Application of a mechanical heart and lung apparatus in cardiac surgery;Gibbon;Minn Med,1954
3. Prosthetic heart valves;Brewer,1969
4. Complete replacement of the mitral valve;Braunwald;J Thorac Surg,1960
5. Aortic valve replacement;Harken,1961