1. The development of the heart-lung apparatus
2. The direct‐vision of intracardiac correction of congenital anomalies by controlled cross circulation; results in thirty‐two patients with ventricular septal defects, tetralogy of fallot, and atrioventricularis communis defects;Lillehei CW;Surgery,1955
3. The surgical correction of aortic regurgitation preliminary report;Hufnagel CA;Bull Georgetown Univ Med Center,1954
4. Fiftieth anniversary of the first aortic valve prosthesis implantation
5. Surgical correction of aortic insufficiency;Hufnagel CA;Surgery,1954