1. Batterjee Medical College, Preparatory Year Program, Jeddah, Saudi Arabia
2. Department of Pharmacognosy, Faculty of Pharmacy, Assiut University, Assiut, Egypt
3. Department of Pharmacy Practice, Faculty of Pharmacy, King Abdulaziz University, Jeddah, Saudi Arabia
4. Faculty of Dentistry, British University, Cairo, Egypt
5. Department of Natural Products and Alternative Medicine, Faculty of Pharmacy, King Abdulaziz University, Jeddah, Saudi Arabia
6. Department of Pharmacognosy, Faculty of Pharmacy, Al-Azhar University, Assiut, Egypt