1. Physiology Department, Faculty of Medicine, Tanta University, Tanta 31511, Egypt
2. Medical Biochemistry Department, Faculty of Medicine, Tanta University, Tanta 31511, Egypt
3. Pharmacology and Toxicology Department, Faculty of Pharmacy and Pharmaceutical Industries, Sinai University, El-Arish 45511, Egypt
4. Pathology Department, Faculty of Medicine, Tanta University, Tanta 31511, Egypt
5. Histology Department, Faculty of Medicine, Tanta University, Tanta 31511, Egypt
6. Anatomy Department, Faculty of Medicine, Tanta University, Tanta 31511, Egypt