1. Medical education in the United States and Canada;Flexner,1910
2. This time … is a very good one if ….;Clagett;Arch Surg,1968
3. Sans anatomy—blindness;Schwartz;Contemp Surg,1977
4. The changing manner of surgical education;Zollinger;Arch Surg,1957
5. The senior surgeon's responsibility;Zollinger;Ann Surg,1965