1. Department of Microbiology Faculty of Veterinary Medicine Zagazig University Sharkia GovernorateEgypt
2. Department of Microbiology and Immunology Faculty of Pharmacy Port Said University Port Said Governorate Egypt
3. Department of Zoonoses Faculty of Veterinary Medicine Zagazig University Sharkia Governorate Egypt
4. Department of Health Management Atlantic Veterinary CollegeUniversity of Prince Edward Island Charlottetown Prince Edward Island Canada
5. Department of Animal Medicine, Division of Infectious Diseases Faculty of Veterinary Medicine, Zagazig University Sharkia Governorate Egypt
6. Department of Clinical and Chemical Pathology Faculty of Medicine Cairo University Cairo CityEgypt
7. Department of Microbiology and Immunology Faculty of Pharmacy October 6 University 6 October Governorate Egypt