Faron, Wojciech Faryan, Piotr Fassa, Amir Fassini, Gaetano, Cardiac Arrhythmia Research Centre, Centro Cardiologico Monzino, IRCCS, Milan , Italy Fatihoglu, Sefik Gorkem Fava, Carlos M., Interventional Cardiology Department, Favaloro Foundation University Hospital Favale, Stefano Favaloro, Roberto R., Cardiovascular Surgery Department, Favaloro Foundation University Hospital Favilli, Roberto Fazeli, Farzad Fazelifar, Amir Farjam, Department of Pacemaker and Electrophysiology, Rajaie Cardiovascular Medical and Research Center, Tehran, Iran Fazelifar, Amir Farjam, Department of Pacemaker and Electrophysiology, Rajaie Cardiovascular Medical and Research Center, Teheran, Iran Fazelifar, Amir Farjam Fazelifar, Amir Farjam, 1Pacemaker and Electrophysiology Department, Rajaie Cardiovascular Medical and Research Centre, Teheran, Iran Fazelifar, Amir Farjam, Department of Pacemaker and Electrophysiology, Rajaie Cardiovascular Medical and Research Center, Iran Fedorowski, Artur Fedorowski, Artur, Department of Clinical Sciences, Lund University, Clinical Research Center, Skåne University Hospital, 7Arrhythmia Department, Heart and Lung Division, Skåne University Hospital Fedorowski, Artur, Department of Clinical Sciences, Lund University, Clinical Research Center, Skåne University Hospital / Arrhythmia Department, Skåne University Hospital 205-02 Malmö (Sweden) Fedorowski, Artur Fedyk-Łukasik, Małgorzata, Department of Internal Medicine and Gerontology, Medical College, Jagiellonian University of Cracow, Poland Fedyk-Łukasik, Małgorzata Fedyk-Łukasik, Małgorzata Fefer, Paul Fefer, Paul (Israel) Feinberg, Micha S.