1. Department of Public Health, Faculty of Medicine, Mutah University, Karak, Jordan.
2. Faculty of Medicine, Alfaisal University, Riyadh, Kingdom of Saudi Arabia.
3. Industrial Engineering Department; Jordan University of Science and Technology, Irbid, Jordan.
4. Industrial Engineering Department, American University of Sharjah, Sharjah, United Arab Emirates.
5. Department of Biochemistry and Molecular Biology, Faculty of Medicine, Mutah University, Karak, Jordan.
6. Diagnostic Radiology, AlBashir Hospital, Ministry of Health, Jordan.
7. King Hussein Medical Center, Royal Medical Services, Amman, Jordan.
8. Department of Surgery, University of Jordan, Amman, Jordan.
9. Department of Physiology, Faculty of Medicine; Jordan University of Science and Technology, Irbid, Jordan.