1. From the Department of Cardiology, UMC Utrecht (L.T., J.P.G.S., C.W.J.V., M.J.C., M.E., C.S., P.F.G., C.B., G.P., D.P.V.d.K.), Utrecht, the Netherlands; Department of Cardiology, Leiden UMC (P.S.), Leiden, the Netherlands; Department of Cardiology, AMC Amsterdam (L.T., J.J.P.), Amsterdam, the Netherlands; Genome Institute of Singapore (S.K.S., L.H.), Genome, Singapore; and Interuniversity Cardiology Institute of the Netherlands (J.P.G.S., D.P.V.d.K.), Utrecht, the Netherlands.