1. Vorarlberg Institute for Vascular Investigation and Treatment (VIVIT), Feldkirch, Austria
2. Department of Medicine, County Hospital Bregenz, Bregenz, Austria
3. Private University of the Principality of Liechtenstein, Triesen, Liechtenstein
4. Drexel University College of Medicine, Philadelphia, USA
5. Department of Medical Statistics, London School of Hygiene and Tropical Medicine, London, UK
6. Cardiovascular Clinical Research Institute, Lady Davis Carmel Medical Center, Haifa, Israel
7. Ruth and Bruce Rappaport School of Medicine, Technion—Israel Institute of Technology, Haifa, Israel
8. Department of Medicine I, Academic Teaching Hospital Feldkirch, Feldkirch, Austria
9. Molecular and Clinical Sciences Research Institute, St George's University of London, London, UK
10. Department of Medical Sciences, IRCCS San Raffaele Hospital, Rome, Italy
11. 3rd Medical Department, Cardiology and Intensive Care Medicine, Wilhelminen Hospital, Vienna, Austria
12. Department of Cardiology, Medical School, Sigmund Freud University, Vienna, Austria
13. Department of Angiology, Cantonal Hospital of Graubünden, Chur, Switzerland
14. Department of Internal Medicine II, Medical University of Vienna, Vienna, Austria
15. Cardiology Unit, Department of Medicine, Karolinska University Hospital, Stockholm, Sweden
16. Department of Emergency Medicine, North Zealand University Hospital, Hillerød, Denmark
17. Preventive Cardio-Rheuma Clinic, Division of Rheumatology and Research, Diakonhjemmet Hospital, Oslo, Norway
18. Department of Pharmacology and Toxicology, School of Medicine, Universidad Complutense, CIBERCV, Madrid, Spain
19. Cardiology Pasing, Munich, Germany
20. Medical Faculty, Clinical Medicine, University of the Saarland, Homburg/Saar, Germany
21. Department of Medicine, St John of God Hospital Linz, Linz, Austria
22. Department of Cardiology, Copenhagen University Hospital (Amager-Hvidovre), Copenhagen, Denmark
23. Department of Health Science and Technology, Faculty of Medicine, Aalborg University, Aalborg, Denmark
24. Department of Cardiology, Oslo University Hospital, Ullevål, Oslo, Norway
25. Institute of Clinical Sciences, Søsterhjemmet, University of Oslo, Oslo, Norway