Institution: | 1. Department of Pharmacology, Faculty of Pharmacy, King Saud University, Riyadh, Kingdom of Saudi Arabia,;2. Department of Pharmacology, Faculty of Pharmacy, King Saud University, Riyadh, Kingdom of Saudi Arabia,;3. Department of Pharmacology, Faculty of Pharmacy (Girls), Al-Azhar University, Cairo, Egypt, and;4. Department of Pharmacology and Toxicology Faculty of Pharmacy, Suez Canal University, Ismailia, Egypt |