1. Division of Cardiology, Ospedale “Maggiore della Carità,” Eastern Piedmont University, Novara, Italy, and Centro di Biotecnologie per la Ricerca Medica Applicata (BRMA), Eastern Piedmont University, Novara, Italy
2. Department of Interventional Cardiology, Onze Lieve Vrouwe Gasthuis, Amsterdam, the Netherlands
3. Assistance Publique-Hopitaux de Paris Cochin Hospital, Paris 5 Medical School Rene Descartes University and INSERM Unite 780 Avenir, Paris, France
4. The Heart Center, Rigshospitalet, Copenhagen, Denmark
5. Department of Cardiology, Leiden University Medical Center, Leiden, the Netherlands
6. Cardiac Department, Skejby Hospital, Skejby, Denmark
7. Department of Cardiology, University Hospital Basel, Switzerland
8. Division of Cardiology, San Camillo Hospital, Rome, Italy
9. Ospedale Santa Maria Annunziata, Bagno a Ripoli, Florence, Italy
10. Hemodynamics and Interventional Cardiology Unit, University Hospital Virgen del Rocio, Seville, Spain
11. Interventional Cardiology Unit, San Filippo Neri Hospital, Rome, Italy
12. Division of Cardiology, “S.G. Moscati,” Avellino, Italy
13. Department of Cardiology, UMC St Radboud, Nijmegen, the Netherlands
14. Columbia University Medical Center and the Cardiovascular Research Foundation, New York City, New York