1. Institute of Clinical Rehabilitation, Faculty of Motor Rehabilitation, University of Physical Education, 31-571 Krakow, Poland
2. Institute of Health Sciences, University of Applied Sciences in Nowy Targ, 34-400 Nowy Targ, Poland
3. Trauma and Orthopedic Unit, Gabriel Narutowicz Municipal Specialist Hospital in Krakow, 31-215 Krakow, Poland