1. Department of Biomechanics, Faculty of Physical Therapy, Cairo University, Egypt
2. Department of Physical Therapy and Health Rehabilitation, College of Applied Medical Sciences, Prince Sattam bin Abdulaziz University: Riyadh, Alkharj, Saudi Arabia
3. Department of Physical Therapy for Growth and Development Disorders in Children and Its Surgery, Faculty of Physical Therapy, Cairo University, Egypt
4. Department of Basic Sciences, Faculty of Physical Therapy, Cairo University, Egypt