1. From the University and ETH Zurich, Zurich, Switzerland (R.M., L.W., S.K.); University Heart Center, University Hospital Zurich, Zurich, Switzerland (R.M., M.N., A.G., T.F.L.); German Heart Institute, Berlin, Germany (R.G., B.S., E.F.); King’s College London, London, United Kingdom (R.J., E.N.); University of Leeds, Leeds, United Kingdom (M.M., S.P.); and University Hospital RWTH Aachen, Germany (M.F., S.R., C.K., N.M.).