1. Cardiology Department, The Heart Hospital, Institute of Cardiovascular Science, University College London, 16-18 Westmoreland Street, W1G 8PH London, UK
2. Cardiology Department, Russells Hall Hospital, Dudley, UK
3. Department of Clinical Electrophysiology, Erasmus Medical Center, Rotterdam, The Netherlands
4. Department of Cardiology and Electrophysiology, Academic Medical Center, Amsterdam, The Netherlands
5. Department of Cardiology, Homnolka Hospital, Prague, Czech Republic
6. Department of Cardiology, Electrophysiology Section, Odense University Hospital, Odense, Denmark
7. Auckland City Hospital, Auckland, New Zealand
8. Center of Research on Psychology in Somatic Diseases, Department of Medical and Clinical Psychology, Tilburg University, Tilburg, The Netherlands
9. Department of Cardiology, Thoraxcenter, Erasmus Medical Center, Rotterdam, The Netherlands
10. Division of Electrophysiology, Campus Grosshadern, University of Munich, Munich, Germany
11. King's College Hospital, London, UK
12. Boston Scientific Corporation, St Paul MN, USA
13. St Antonius Ziekenhuis, Nieuwegein, The Netherlands