Department of Cardiology Sestre Milosrdnice University Hospital Centre Zagreb 10000 Croatia;
Institute of Emergency Medicine Osijek-Baranja County Osijek 31000 Croatia;
Department of Cardiology Sestre Milosrdnice University Hospital Centre Zagreb 10000 Croatia;
University of Zagreb School of Medicine Zagreb 10000 Croatia;
University of Zagreb School of Medicine Zagreb 10000 Croatia;
Department of Medicine Sestre milosrdnice University Hospital Centre Zagreb 10000 Croatia;