1 Students Scientific Society at the Department of Cardiology, School of Medicine with the Division of Dentistry in Zabrze, Medical University of Silesia, Katowice, Poland. martajagosz96@gmail.com.
2 Students Scientific Society at the Department of Cardiology, School of Medicine with the Division of Dentistry in Zabrze, Medical University of Silesia, Katowice, Poland.
3 Department of Cardiology, Congenital Heart Diseases and Electrotherapy, Silesian Centre for Heart Diseases, Zabrze, Poland.
4 School of Medicine with the Division of Dentistry, Zabrze, Medical University of Silesia, Katowice, Poland, Department of Cardiology, Silesian Center for Heart Diseases, Zabrze, Poland.