1. Department of Physiotherapy Basics, Academy of Physical Education in Katowice, Mikolowska Street 72, 40-065 Katowice, Poland
2. Department of Medical Biophysics, Medical University of Silesia in Katowice, Medykow Street 18, 40-752 Katowice, Poland
3. Department of Physiotherapy, Public Higher Professional Medical School in Opole, Katowicka Street 68, 40-060 Opole, Poland
4. Department of Descriptive and Topographic Anatomy, Medical University of Silesia in Zabrze, Jordana Street 19, 41-808 Zabrze, Poland
5. Department of Physiotherapy, University of Medicine in Wroclaw, Grunwaldzka Street 2, 50-355 Wrocław, Poland
6. Department of Nervous System Diseases, University of Medicine in Wroclaw, Bartla Street 5, 51-618 Wrocław, Poland
7. Department of Gynecology and Obstetrics, University of Medicine in Wroclaw, Bartla Street 5, 51-618 Wrocław, Poland