1. 1. OR. Adams, Lameness in horses . 3rd ed. Philadelphia: Lea & Febiger, 1974 : 326 -38 .
2. 2. ER. Frank, Veterinary surgery . 7th ed. Minneapolis: Burgess Publishing Company, 1964 : 327 -9 .
3. 3. HE. Gill Diagnosis and treatment of hock lameness. Proceedings of American Association of Equine Practitioners, 1973 : 257 -62 .
4. 4. WF. Guard, Surgical principles and technics . 2nd ed. Ann Arbor, Michigan: Edwards Brothers, 1953 : 116 -7 .
5. 5. H. Shebitz Spavin: Radiographic diagnosis and treatment. Proceedings of American Association of Equine Practitioners, 1965 : 207 -22 .