1 3rd Department of Cardiology, Silesian Centre for Heart Disease, Zabrze, Poland. jacek@niedziela.org
2 Department of Internal Diseases Diabetology and Cardiometabolic Diseases, Faculty of Medical Sciences in Zabrze, Medical University of Silesia, Katowice, Poland
3 3rd Department of Cardiology, Silesian Centre for Heart Disease, Zabrze, Poland, 3rd Department of Cardiology, Faculty of Medical Sciences in Zabrze, Medical University of Silesia, Katowice, Poland