1. Department of Clinical Pharmacy, College of Pharmacy, University of Ha’il, Saudi Arabia (Ph. D)
2. College of Pharmacy, University of Ha’il, Saudi Arabia(Pharm. D students)
3. Department of Neonatal Intensive Care Unit - Ha’il General Hospital, Saudi Arabia (Ph. D
4. Department of Pharmacology and Toxicology, College of Pharmacy, University of Ha’il, Saudi Arabia (Ph. D)