1. Department of General Vascular Surgery, Faculty of Medicine in Katowice, School of Health Science, Medical University of Silesia, Katowice, Poland;
2. Department of Internal Medicine and Metabolic Diseases, Faculty of Medicine in Katowice, School of Health Science, Medical University of Silesia, Katowice, Poland;
3. Faculty of Medicine in Katowice, Unit of Physiology, School of Health Care, Medical University of Silesia, Katowice, Poland;
4. Department of Biophysics, Faculty of Medicine in Katowice, School of Health Science Medical University of Silesia, Katowice, Poland