1. Department of Medical Laboratory Sciences, Faculty of Health Professions, Al-Quds University, East Jerusalem, State of Palestine
2. Department of Biology & Biochemistry, Birzeit University, Birzeit, State of Palestine
3. Anatomy and Physiology Department, Faculty of Medicine, Al-Quds University, East Jerusalem, State of Palestine
4. Department of Medical Laboratory Sciences, Arab-American University, Jenin, State of Palestine