1 1st Department of Cardiology, Poznan University of Medical Sciences, Heliodor Swiecicki Clinical Hospital in Poznan, Poznań, Poland. alicja.nowak@skpp.edu.pl.
2 Department of Cardiac, Vascular and Endovascular Surgery and Transplantology in Zabrze, Medical University of Silesia in Katowice, Silesian Centre for Heart Disease, Zabrze, Poland.
3 1st Department of Cardiology, Poznan University of Medical Sciences, Heliodor Swiecicki Clinical Hospital in Poznan, Poznań, Poland.
4 Department of Cardiac Surgery and Transplantology, Poznan University of Medical Sciences, Heliodor Swiecicki Clinical Hospital in Poznan, Poznań, Poland.