1. Department of Physical Therapy for Internal Medicine, Faculty of Physical Therapy, South Valley University, Qena, Egypt
2. Department of Physical Therapy, National Heart Institute, Giza, Egypt
3. Department of Physical Therapy for Musculoskeletal Disorders and its Surgeries, Faculty of Physical Therapy, South Valley University, Qena, Egypt
4. Faculty of Physical Therapy, Cairo University, Giza, Egypt
5. Department of Physiotherapy, Collage of Health Sciences, University of Sharjah, Sharjah, UAE