1 Cardiocentro Ticino Institute, Ente Ospedaliero Cantonale (EOC), CH-6900, Lugano, Switzerland; The Faculty of Biomedical Sciences, University of Italian Switzerland (USI), Lugano, Switzerland.
2 Cardiac Unit, Cardiology Fellow Training Program, Otamendi Hospital, Buenos Aires School of Medicine, Buenos Aires, Argentina.
3 University of Naples Federico II, Federico II University Hospital, Naples, Italy.
4 Department of Community Medicine, University of Tromsø-Arctic University of Norway, Tromsø, Norway.
5 Department of Cardiology, Hôpital Cochin, AP-HP, Paris, France; Université Paris Descartes, Faculté de Médecine, Paris, France.
6 Department of Cardiology, University Hospital Basel, University of Basel, Basel, Switzerland.
7 Department of Cardiology, Isala Heart Centre, Zwolle, Netherlands.
8 Department of Cardiology, Bern University Hospital, University of Bern, Bern, Switzerland.
9 Hospital Marqués de Valdecilla, Santander, Spain.
10 Cardiocentro Ticino Institute, Ente Ospedaliero Cantonale (EOC), CH-6900, Lugano, Switzerland; The Faculty of Biomedical Sciences, University of Italian Switzerland (USI), Lugano, Switzerland; University of Bern, Bern, Switzerland. Electronic address: marco.valgimigli@eoc.ch.