1Indian Veterinary Research Institute, Izatnagar- 243 122 (U.P.).
2Division of Surgery, Indian Veterinary Research Institute, Izatnagar.
3Selesih, Aizawl, Mizorum.
4Department of veterinary surgery and radiology, COVS, GADVASU, Ludhiana.
†Corresponding author; E.mail: abhimp@rediffmail.com