1. Department of Animal Medicine, Faculty of Veterinary Medicine, Assiut University, Assiut, 71526, Egypt
2. Veterinary Teaching Hospital, Faculty of Veterinary Medicine, Assiut University, Assiut, 71526, Egypt
3. (E. Elmeligy)
4. Department of Surgery, Anesthesiology and Radiology, Faculty of Veterinary Medicine, Sohag University, Sohag, 82524, Egypt
5. (S.F. El-Hawari)
6. Department of Animal Hygiene, Faculty of Veterinary Medicine, Assiut University, Assiut, 71526, Egypt
7. (U.T. Mahmoud)