1. Department of Cardiology, Arrhythmia Unit, Ramón y Cajal Hospital, Alcalá University, Carretera Colmenar Viejo, km 9, 100, Madrid, Spain
2. Department of Pediatric Cardiology and Intensive Care Medicine, Georg August University Medical Center, Robert-Koch-Str. 40, Göttingen, Germany
3. PACES (Pediatric and Congenital Electrophysiology Society) Representative, Department of Cardiology, Boston Childreńs Hospital, Boston, MA, USA
4. HRS Representative, Pediatric Electrophysiology, Cleveland Clinic Children's, Cleveland, OH, USA
5. Department of Pediatric Cardiology, Leiden University Medical Center, Leiden, The Netherlands
6. Academical Medical Center, Amsterdam, The Netherlands
7. Department of Heart Disease, Haukeland University Hospital, Bergen, Norway
8. Pediatric and Adult Congenital Heart Centre-University Hospital, IRCCS Policlinico San Donato, Milan, Italy
9. Arrhythmia Unit, Department of Pediatric and Adult Congenital Heart Disease, Clinique Pasteur, Toulouse, France
10. Department of Electrophysiology, University Leipzig Heart Center, Leipzig, Germany
11. University Hospital Muenster, Muenster, Germany
12. Royal Brompton and Harefield Hospital, London, UK
13. Congenital Cardiac Surgery Unit, Policlinico San Donato, University and Research Hospital, Milan, Italy
14. Center for Electrophysiology at Heart Center Bremen, Bremen, Germany
15. 2nd Faculty of Medicine, Children's Heart Centre, Charles University in Prague and Motol University Hospital, Prague, Czech Republic
16. Westpfalz-Klinikum Kaiserslautern, Children’s Hospital, Kaiserslautern, Germany
17. SOLAECE Representative, Head Pediatric Electrophysiology, Section of Pediatric Cardiology Clinica y Maternidad Suizo Argentina, Buenos Aires, Argentina
18. Department of Cardiology, Arrhythmia Unit, Hospital la Paz, Madrid, Spain
19. Department of Cardiology, Maastricht University Medical Center, Maastricht, Netherlands
20. Consultant Paediatric and Adult Congenital Cardiologist, Evelina London Children's Hospital, Guy's and St Thomas' Hospital Trust, London, UK
21. APHRS Representative, Paediatric and Congenital Cardiac Services Starship Childreńs Hospital, Grafton, Auckland, New Zealand
22. Department of Cardiology, Leiden University Medical Center, Leiden, The Netherlands
23. University Hospital Basel, Petersgaben 4, Basel, Switzerland
24. Institute For Clinical and Experimental Medicine, Prague, Czech Republic
25. University of Illinois at Chicago, 840 S. Wood St., 905 S (MC715), Chicago, IL, USA
26. Heart Center Leipzig, Struempellstr. 39, Leipzig, Germany
27. Consultant Electrophysiologist Liverpool Heart and Chest Hospital, Honorary Senior Lecturer Imperial College London and University of Liverpool, Liverpool, UK
28. Erasmus MC, Office Ba-577, CE Rotterdam, Netherlands
29. Chiba Cerebral and Cardiovascular Center, Tsurumai, Ichihara, Chiba, Japan
30. Hospital La Católica Guadalupe, San José, Costa Rica
31. UZ Leuven, Campus Gasthuisberg, Herestraat 49, Leuven, Belgium
32. Hospital Virgen Del Rocio-Macarena, Sevilla, Spain
33. INSELSPITAL, Universitätsspital Bern, Universitätsklinik für Kardiologie, Zentrum für angeborene Herzfehler ZAH, Bern, Switzerland
34. Department of Woman and Child's Health, University of Padua, Padua Italy
35. Pediatric Arrhythmias, Electrophysiology and Sudden Death Unit, Department of Cardiology, Hospital Sant Joan de Déu, Barcelona - Universitat de Barcelona, Passeig Sant Joan de Déu, 2, Esplugues, Barcelona, Catalunya, Spain
36. Gottsegen Gyorgy Orszagos Kardiologiai, Pediatric, Haller U. 29, Budapest, Hungary
37. Department of Pediatric Cardiology, University Hospital Of Cologne, Kerpenerstrasse 62, Cologne, Germany
38. IRCCS Ospedale Pediatrico Bambino Gesù, Piazza Sant'Onofrio 4, Roma
39. Division of Pediatric Cardiology, 750 Welch Rd, Suite 321, Palo Alto, CA, USA