1. From the IBiTech-bioMMeda, Ghent University, Belgium (G.R., P.S., M.D.B.); Department of Cardiology, Erasmus MC, Rotterdam, the Netherlands (N.E.F., P.d.J.); FEops NV, Ghent, Belgium (G.D.S., F.I., M.D.B., P.M.); University Hospital Antwerp, Belgium (J.B.); and Department of Cardiology, Rigshospitalet University Hospital, Copenhagen, Denmark (O.D.B., L.S.).