1. Department of Community Medicine, Faculty of Medicine, Al-Balqa Applied University, Al-Salt, Jordan
2. Department of Biological Sciences, Jordan University, Amman, Jordan
3. Department of Basic Medical Sciences, Faculty of Medicine, Al-Balqa Applied University, Al-Salt, Jordan
4. Department of Pharmacology and Biomedical Sciences, Faculty of Pharmacy, University of Petra, Amman, Jordan
5. Faculty of Medicine, Jordan University, Amman, Jordan