Affiliation: | 1. Department of Pharmacetical Chemistry, College of Pharmacy, King Saud University, P. O. Box 2457, 11451, Riyadh, Saudi Arabia 2. Department of Pharmaceutical Sciences, College of Clinical Pharmacy (Girls), King Faisal University, P. O. Box 400, 31982, Hofuf, Saudi Arabia 3. Department of Pharmacognosy, Faculty of Pharmacy, Helwan University, Ain-Helwan, Cairo, Egypt 4. Department of Pharmacology, Division of Medical Sciences, National Research Centre, Dokki, 12622, Cairo, Egypt
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