1. Department of Lung Diseases and Tuberculosis, School of Medicine with the Division of Dentistry , Medical University of Silesia , Zabrze , Poland
2. Department of Physiology, Academy of Physical Education in Katowice , Zabrze , Poland
3. Institute of Physiotherapy, Department of Physical Education and Physiotherapy , Opole University of Technology , Opole , Poland
4. Department of Thoracosurgery, School of Medicine with the Division of Dentistry , Medical University of Silesia , Zabrze , Poland