1. Department of Forensic Medicine and Toxicology, Faculty of Veterinary MedicineUniversity of Sadat City Sadat City Egypt
2. Department of Biochemistry and Chemistry of Nutrition, Faculty of Veterinary MedicineMenoufia University Sheben Elkom Egypt
3. Department of Pathology, Faculty of Veterinary MedicineCairo University Cairo Egypt
4. Department of Zoology, Science CollegeKing Saud University Riyadh Saudi Arabia
5. Pharmacology Department, Faculty of Veterinary MedicineSuez Canal University Ismailia Egypt