1. Clinic for General and Interventional Cardiology/Angiology, Herz- und Diabeteszentrum NRW, Ruhr-Universität Bochum, Bad Oeynhausen, Germany
2. Catholic Hospital Southwestfalia, St. Martinus Hospital Olpe, Germany
3. National Heart and Lung Institute, Imperial College, London, UK
4. Department of Cardiology, Royal Brompton Hospital, London, SW3 6NP, UK
5. Cardiovascular Clinical Academic Group, St. George’s, University of London, UK
6. Institute for Sports Medicine and Science, Italian Olympic Committee, Rome, Italy
7. University Institute of Sports Medicine, Prevention and Rehabilitation, Paracelsus Medical University, Salzburg, Austria
8. Department of Molecular and Clinical Medicine, Institute of Medicine; Center for Health and Performance, Gothenburg University
9. Department of Medicine, Sahlgrenzska University Hospital/Östra, Gothenburg, Sweden
10. Sport Medicine Department, Rennes University Hospital, LTSI INSERM UMR 1099, France
11. Department of Medicine, Diakonhjemmet Hospital, Oslo, Norway
12. Antwerp University and University Hospital, Cardiology, Antwerp, Belgium
13. Cardiovascular Medicine Center Zurich, Hirslanden Klinik im Park, Zurich, Switzerland
14. Department of Cardiac, Thoracic and Vascular Sciences, University of Padua Medical School, Padova, Italy
15. Hospital Universitario Quironsalud Madrid, Spain
16. Ripoll y De Prado Sport Clinic, FIFA Medical Centre of Excellence, Madrid, Spain
17. Centre for General, Sports and Preventive Cardiology, Munich, Germany
18. Department of Prevention, Rehabilitation and Sports Medicine, Technical University of Munich, Germany
19. Kardiologisches Ambulatorium, Sportmedizin/Sportkardiologie, University Heart Center, Zurich, Switzerland
20. Amsterdam Medische Centra, locatie AMC & Sport Medisch Centrum Papendal Arnhem, Arnhem, The Netherlands
21. Department of Cardiology, Bisbebjerg University Hospital, Copenhagen, Denmark
22. Baker Heart and Diabetes Institute, Melbourne, Australia
23. Department of Medical Biotechnologies, Division of Cardiology, University of Siena, Siena, Italy