1. Department of Forensic Medicine and Toxicology, Faculty of Veterinary Medicine, Zagazig University, Zagazig 44519, Egypt
2. Department of Veterinary Pubic Health, Faculty of Veterinary Medicine, Zagazig University, Zagazig 44519, Egypt
3. Department of Clinical Pathology, Faculty of Veterinary Medicine, Zagazig University, Zagazig 44519, Egypt