1. Department of Medical Education, College of Medicine, King Saud University, Riyadh, Saudi Arabia
2. Department of Psychiatry, College of Medicine, Almaarefa University, Riyadh, Saudi Arabia
3. College of Medicine, King Saud University, Riyadh, Saudi Arabia
4. Family Medicine Consultant, National Guard Affairs, Primary Health Care, Riyadh, Saudi Arabia
5. Department of Pharmacognosy, College of Pharmacy, King Saud University, Riyadh, Saudi Arabia.