1. Department of Experimental, Diagnostic and Specialty Medicine, University of Bologna, Bologna, Italy
2. Department of Electrical and Computer Engineering, University of California, Los Angeles
3. University Clinic of Cardiology, Medical Faculty, University Ss. Cyril and Methodius, Skopje, Macedonia
4. Clinical Center of Serbia, Department of Cardiology, Medical Faculty, University of Belgrade, Belgrade, Serbia.
5. Medical Faculty, University of Belgrade, Belgrade, Serbia
6. Department for Cardiovascular Diseases, University Hospital Center Zagreb, University of Zagreb, Zagreb, Croatia
7. Cardiovascular Research Institute (ICCC), CiberCV-Institute Carlos III, IIB-Sant Pau, Hospital de la Santa Creu i Sant Pau, Autonomous University of Barcelona, Barcelona, Spain