1. First Department of Cardiology, Interventional Electrocardiology and Hypertension, Jagiellonian University, Medical College , Jakubowskiego 2, 30-688 Krakow , Poland
2. Electrophysiology Section, Cardiology Department, Hospital Universitari i Politècnic La Fe , Valencia , Spain
3. Centro de Investigaciones Biomédicas en RED en Enfermedades Cardiovasculares (CIBERCV) , 28029 Madrid, Spain
4. Cardiocenter, Third Faculty of Medicine, Charles University and University Hospital Kralovske Vinohrady , Prague , Czechia
5. Department of Cardiology, Cardiovascular Research Institute Maastricht (CARIM), Maastricht University Medical Centre+ (MUMC+) , Maastricht , the Netherlands
6. Heart Center, Ghent University Hospital , Ghent , Belgium
7. Department of Cardiology, Homolka Hospital , Prague , Czechia
8. Department of Cardiology, Catharina Ziekenhuis , Eindhoven , the Netherlands
9. Department of Cardiology, University Hospital Antwerp , Antwerp , Belgium
10. Division of Cardiology, Policlinico Casilino , Rome , Italy
11. National Heart & Lung Institute, Imperial College London , London , UK
12. Department of Cardiology, Noordwest Ziekenhuisgroep , Alkmaar , the Netherlands
13. Department of Cardiology, Isala Hospital Zwolle , Postbus 10400, 8000 GK Zwolle , the Netherlands
14. Cardiac Pacing Unit, Cardiology Department, University Hospital of Geneva , Geneva , Switzerland
15. Arrhythmia and Electrophysiology Unit, Cardiology Department, Santa Maria Della Misericordia Hospital , Rovigo , Italy
16. Department of Cardiology, Radboud University Medical Centre (RadboudUMC) , Nijmegen , the Netherlands