1. Department of Basic Science, Faculty of Physical Therapy, Cairo University, Egypt
2. Physiotherapy Department, Faculty of Applied Medical Science, Umm Al-Qura University: Mecca, Saudi Arabia
3. Department of Physical Therapy for Surgery, Faculty of Physical Therapy, Cairo University, Egypt
4. Physiotherapy Department, College of Health Sciences, University of Sharjah, United Arab Emirates
5. Physical Therapy Department for Orthopedic Disorders, Faculty of Physical Therapy, Cairo University, Egypt