1. Department of Medicine and Health Sciences, Andrzej Frycz Modrzewski Krakow University, 30-705 Kraków, Poland
2. Students Scientific Group, First Department of Cardiology, Interventional Electrocardiology and Hypertension, Faculty of Medicine, Jagiellonian University Medical College, 31-008 Kraków, Poland
3. First Department of Cardiology, Interventional Electrocardiology and Hypertension, Jagiellonian University Medical College, Jakubowskiego 2, 30-688 Kraków, Poland