1 1st Department of Cardiology, School of Medicine in Katowice, Medical University of Silesia, Katowice, Poland.
2 Department of Cardiology, Congenital Heart Diseases and Electrotherapy, Medical University of Silesia in Katowice, Zabrze, Poland.
3 Department of Cardiology and Structural Heart Diseases, Medical University of Silesia, Katowice, Poland.
4 Department of Cardiology, Silesian Centre for Heart Diseases, Medical University of Silesia, Zabrze, Poland.
5 Department of Cardiology, School of Health Sciences, Medical University of Silesia, Katowice, Poland.
6 2nd Department of Cardiology, School of Medicine with the Division of Dentistry in Zabrze, Medical University of Silesia, Zabrze, Poland.
7 Department of Electrocardiology and Heart Failure, Medical University of Silesia, Katowice, Poland.
8 Cardiology and Cardiac Surgery Center, Center for Cardiovascular Research and Development, American Heart of Poland, Bielsko-Biała, Poland.
9 Department of Cardiology, Public Clinical Hospital, Sosnowiec, Poland.
10 Voivodeship Specialist Hospital no 2, Jastrzębie Zdrój, Poland.
11 Scanmed, Kraków, Poland.
12 Student Scientific Society, 3rd Department of Cardiology, School of Medical Sciences in Zabrze, Medical University of Silesia, Katowice, Poland. [email protected].
13 3rd Department of Cardiology, School ofMedical Sciences in Zabrze,Medical University of Silesia, Katowice, Poland.