1. Rehabilitation Science Department, King Saud University, Riyadh, Saudi Arabia
2. University of Florida Department of Physical Therapy, Gainesville, Florida, USA
3. Physical Therapy at St Luke's University Health Network, Bethlehem, Pennsylvania, USA
4. Focus on Therapeutic Outcomes, Inc, Knoxville, Tennessee, USA
5. Department of Physical Therapy and Athletic Training, University of Utah, 383 Colorow Drive, Room 391, Salt Lake City, UT 84108, USA