1. Division of Clinical Electrophysiology, Department of Cardiology, Johann Wolfgang Goethe University, Theodor-Stern-Kai 7, Frankfurt am Main, Germany
2. Cardiology Clinical Academic Group, Molecular and Clinical Sciences Research Institute, St. George's University of London, Blackshaw Road, London, UK
3. Arrhythmia and Electrophysiology Research Center, Humanitas Clinical and Research Center, Via A. Manzoni 56, Rozzano (MI), Italy
4. Medical Faculty of the University Duisburg-Essen, Hufelandstr. 55, 45147 Essen, Germany
5. Department of Cardiology, Antwerp University Hospital, University of Antwerp, Wilrijkstraat 10, Edegem, Belgium
6. Department of Cardiology, Hospital Clinic, University of Barcelona, Carrer de Villarroel 170, Barcelona, Spain
7. Division of Cardiology, Department of Cardiac Sciences, Libin Cardiovascular Institute, University of Calgary, 1403 29th Street NW, Calgary, Alberta, Canada
8. Blackpool Teaching Hospitals NHS Lancashire Cardiac Centre, Whinney Heys Road, Blackpool, UK
9. Department of Cardiology - Arrhythmias Unit, Ospedale “F. Miulli” Acquaviva delle Fonti, Strada Provinciale Acquaviva - Santeramo, Km4 Acquaviva delle Fonti, Bari, Italy
10. Daiichi Sankyo Europe GmbH, Zielstattstr. 48, München, Germany
11. Institute for Diagnostic and Interventional Radiology and Neuroradiology, University Hospital Essen, University Duisburg-Essen, Hufelandstr. 55, Essen, Germany
12. Department of Cardiology, Institute for Clinical and Experimental Medicine, Videnska 1958/9, Prague, Czech Republic