1. Animal Medicine Department (Clinical and Laboratory diagnosis), Faculty of Veterinary Medicine, Assiut University, 71526, Egypt
2. Animal Hygiene & Zoonoses Department (Zoonoses), Faculty of Veterinary Medicine, Assiut University, 71526, Egypt
3. Animal Medicine Department (Infectious Diseases), Faculty of Veterinary Medicine, Assiut University, 71526, Egypt
4. Department of Theriogenology, Faculty of Veterinary Medicine, Minia University, El Minya, Egypt