1. Department of Epidemiology, Department of Epidemiology and Biostatistics, Faculty of Public Health in Bytom, Silesian Medical University in Katowice, 40-055 Katowice, Poland
2. Department of Laryngology, Faculty of Medical Sciences, Silesian Medical University in Katowice, 40-055 Katowice, Poland
3. Department of Public Health, Department of Public Health Policy, Faculty of Public Health in Bytom, Silesian Medical University in Katowice, 40-055 Katowice, Poland
4. Motion Analysis Laboratory, Institute of Physiotherapy and Health Sciences, The Jerzy Kukuczka Academy of Physical Education, 40-065 Katowice, Poland
5. Department of Sports Tourism, Faculty of Physical Culture Sciences, Poznan University of Physical Education, 61-871 Poznan, Poland