Institution: | 1.Department of Physiology, First Faculty of Medicine, Charles University, Prague, Czech Republic; 2.Department of Cardiology, Na Homolce Hospital, Prague, Czech Republic; 3.Department of Cardiovascular Surgery, Second Faculty of Medicine, Charles University and University Hospital Motol, Prague, Czech Republic; 4.Second Department of Medicine – Cardiovascular Medicine, First Faculty of Medicine, Charles University and General University Hospital, Prague, Czech Republic |