1. From the Department of Cardiology, Cardiovascular Center, University Hospital Zurich, Zurich (R.M., J.S., O.G., I.B., C.W., U.L., T.F.L., R.C.); Fondazione Cardiocentro Ticino, Lugano (D.S., V.L.C., T.M., S.S., L.T., M.R., G.A.); Institute for Biomedical Engineering, University and ETH Zurich, Zurich (R.M., S.K.); Rufibach rePROstat, Biostatistical Consulting and Training, Bern (K.R.); Department of Cardiology, Cantonal Hospital Lucerne, Lucerne (P.E., M.Z., C.A.d.M., P.J.); Department of Cardiology...