1. Jagiellonian University Medical College, Faculty of Health Science, Institute of Physiotherapy, Department of Physiotherapy, Krakow, Poland
2. Faculty of Health Sciences, Jagiellonian University Medical College, Krakow, Poland
3. Department of Maxillofacial Surgery, Reconstructive and Aesthetic Surgery, The Regional Children’s Specialized Centre in Olsztyn, Poland
4. Institute of Physiotherapy and Health Sciences, Academy of Physical Education, Katowice, Poland