1. Cardiovascular Center, OLV Hospital, Aalst, Belgium (G.C., E.B., P.X., S.F., A.M., J.B., M.V., B.D.B.)
2. Department of Advanced Biomedical Sciences, University of Naples Federico II, Italy (E.B.)
3. University Heart Centre Graz, Austria (G.G.T.)
4. Department of Clinical Research, CTU Bern, University of Bern, Switzerland (B.G.)
5. Department of Cardiology, Catharina Hospital, Eindhoven, the Netherlands (N.P., P.T.)
6. Stanford University Medical Center, CA (W.F.F.)
7. Applied Health Research Centre, Li Ka Shing Knowledge Institute of St Michael’s Hospital, Toronto, Ontario, Canada (P.J.)
8. Department of Medicine, University of Toronto, Ontario, Canada (P.J.)