1. Department of Endocrinological Gynecology, Medical Faculty in Katowice, Medical University of Silesia, 40-752 Katowice, Poland
2. Department of Statistics in Sosnowiec, Medical University of Silesia, 40-752 Katowice, Poland
3. Pathophysiology Unit, Department of Pathophysiology, Medical Faculty in Katowice, Medical University of Silesia, 20-093 Katowice, Poland
4. Health Promotion and Obesity Management Unit, Department of Pathophysiology, Medical Faculty in Katowice, Medical University of Silesia, 40-752 Katowice, Poland