1 Department of Pulmonary Circulation, Thromboembolic Diseases and Cardiology, Centre of Postgraduate Medical Education, Europejskie Centrum Zdrowia Otwock (ERN-LUNG), Otwock 05-400, Poland. Electronic address: adam.torbicki@ecz-otwock.pl.
2 Department of Pulmonary Circulation, Thromboembolic Diseases and Cardiology, Centre of Postgraduate Medical Education, Europejskie Centrum Zdrowia Otwock (ERN-LUNG), Otwock 05-400, Poland.