1. Department of Medicine, Institute of Sport Medicine and Science, Largo Piero Gabrielli 1, Rome, Italy
2. Diakonhjemmet Hospital, Medical Department, Oslo, Norway
3. Cardiology Clinical Academic Group, St George’s, University of London, London, UK
4. International Association of Athletics Federations, IAAF, Monaco
5. Cardiovascular Center Zürich, Klinik im Park, Zürich Switzerland
6. National Centre for Sports Cardiology, Baker Heart and Diabetes Institute & St Vincent’s Hospital, Melbourne, Australia
7. Institute of Sports Medicine, Prevention and Rehabilitation, and Research Institute of Molecular Sports Medicine and Rehabilitation, Paracelsus Medical University, Salzburg, Austria
8. Prevention and Sports Medicine, Technical University of Munich, Germany
9. Centre for Cardiovascular Research (DZHK), partner site Munich Heart Alliance. Munich, Germany
10. University Heart Center, Zurich, Switzerland
11. Hospital Universitario Quironsalud Madrid, Spain
12. Ripoll y De Prado Sport Clinic, FIFA Medical Centre of Excellence, Spain
13. Catholic Hospital Southwestfalia, St. Martinus-Hospital Olpe, Germany
14. Department of Neuroscience and Physiology and Center for Health and Performance, Gothenburg University, Gothenburg, Sweden
15. Sahlgrenska University Hospital/Östra, Gothenburg, Sweden
16. Hopital Pontchaillou, Rennes, France
17. Heart Centre & Sports Cardiology Department, Amsterdam Medical Centres, Amsterdam, Netherlands
18. Sports Medical Centre Papendal, Arnhem, Netherlands
19. Cardiology, University Hospital and University of Antwerp, Antwerp, Belgium
20. Hasselt University, Hasselt, Belgium
21. Cardiomyopathy Unit, Careggi University Hospital, Florence, Italy
22. Department of Cardiac, Thoracic, and Vascular Sciences, University of Padova Medical School, Padova. Italy
23. Cardiovascular Department, Ospedali Riuniti and University of Trieste, Trieste, Italy