1. St Paul’s Hospital, Vancouver, British Columbia, Canada
2. German Heart Center, Munich, Germany
3. Deutsches Herzzentrum Berlin, Berlin, Germany
4. Washington Hospital Center, Washington, DC
5. Columbia University Medical Center/New York Presbyterian Hospital and the Cardiovascular Research Foundation, New York, New York
6. San Raffaele Scientific Institute, Milan, Italy
7. Asklepios Clinics St Georg, Hamburg, Germany
8. Quebec Heart and Lung Institute, Quebec City, Quebec, Canada
9. University Heart Center Hamburg, Hamburg, Germany
10. Department of Interventional Cardiology at McGill University Health Centre, Montreal, Quebec, Canada
11. Sussex Cardiac Centre, Brighton, England
12. Hospital Bichat, Paris, France
13. Kerckhoff Heart Center, Bad Nauheim, Germany
14. Universitaetsklinikum Regensburg, Regensburg, Germany
15. Odense University Hospital, Odense, Denmark
16. University of Heidelberg, Heidelberg, Germany
17. Hemodynamic and Invasive Cardiology Unit, IRCCS Istituto Clinico Humanitas, Milan, Italy.
18. University Hospital of Lausanne, Lausanne, Switzerland
19. Sheba Medical Center, Ramat Gan, Israel
20. Leids Universitair Medisch Centrum, Leiden, the Netherlands
21. Bern University Hospital, Bern, Switzerland
22. Royal Brompton Hospital, London, England
23. Department of Cardiac, Thoracic, and Vascular Sciences, University of Padua, Padua, Italy
24. University Heart Center Dresden, Dresden, Germany
25. G. Pasquinucci Hospital, Massa, Italy
26. St George’s Hospital, London, England
27. Clinique Pasteur, Toulouse, France
28. Hopital Jacques Cartier, Massy, France
29. Ospedale Niguarda Ca’Granda, Milan, Italy
30. Azienda Ospedaliere Spedali Civili di Brescia, Brescia, Italy
31. Azienda Ospedaliero-Universitaria Pisana, Pisa, Italy
32. Hospital de Santa Cruz, Lisbon, Portugal
33. Clinical Institute S. Ambrogio, Milan, Italy
34. Rabin Medical Center and Tel Aviv University, Tel Aviv, Israel