1. Faculty of Physical Therapy, Cairo University, Giza, Egypt
2. Impact Research Group, Cairo, Egypt
3. School of Rehabilitation Sciences, University of Ottawa, Ottawa, ON, Canada
4. Department of Physiotherapy, College of Medical Technology, Misrata, Libya
5. Division of physical therapy, allied medical sciences department, Aqaba University of Technology, Aqaba, Jordan
6. Medical Research Group of Egypt (MRGE), Cairo, Egypt