1. A Short Practice of Surgery;Bailey,1952
2. Surgery of Hand;Bunnell,1948
3. Handbuch der Anatomie und Mechanik der Gelenke;Fick,1904
4. Extension Deformities of Proximal Interphalangeal Joints of Fingers; Anatomical Study;Kaplan;J. Bone & Joint Surg.,1936
5. Rate of Healing of Tendons;Mason;Ann. Surg.,1941