Institution: | 1. Hygiene and Zoonoses Department, Faculty of Veterinary Medicine, Mansoura University, Mansoura, Egypt;2. Bacteriology, Mycology and Immunology Department, Faculty of Veterinary Medicine, Mansoura University, Mansoura, Egypt;3. Zoonoses Department, Faculty of Veterinary Medicine, Zagazig University, Zagazig, Egypt;4. Food Hygiene and Control Department, Faculty of Veterinary Medicine, Mansoura University, Mansoura, Egypt |