1. Rofeideh Rehabilitation Hospital Clinical Research Development Center, University of Social Welfare and Rehabilitation Sciences, Tehran, Iran
2. Department of Physical Therapy, University of Social Welfare and Rehabilitation Sciences, Tehran, Iran
3. Faculty of Rehabilitation, Shahid Beheshti University of Medical Sciences, Tehran, Iran
4. Anesthesia, Shahid Beheshti University of Medical Sciences, Tehran, Iran
5. Zentrum für Anästhesiologie, Intensivmedizin, Schmerzmedizin und Palliativmedizin, Benedictus Krankenhaus Tutzing, Tutzing, Germany
6. Klinik für Anästhesiologie, Technische Universität München, München, Germany