1. Department of Physical Medicine and Rehabilitation, Physical Medicine and Rehabilitation Hospital, Andalous, Kuwait
2. Department of Rehabilitation Medicine, Charles University, First Faculty of Medicine, Prague, Czech Republic
3. Department of Biomedical and Neuromotor Science, Physical and Rehabilitation Medicine Unit, IRCCS Rizzoli Orthopaedic Institute, Bologna, Italy
4. Department of Rehabilitation and Sports Medicine, Second Faculty of Medicine, Charles University and University Hospital Motol, Prague, Czech Republic
5. Department of Physical and Rehabilitation Medicine, Hacettepe University Medical School, Ankara, Turkey