1. From Department of Cardiology, Thoraxcenter (J.J.B., J.A.A.E.C., J.R.-H.), Department of Radiology (M.O.), Department of Cardiothoracic Surgery (P.v.d.W.), and Department of Clinical Genetics (M.W.), Erasmus MC, Rotterdam, The Netherlands; and Department of Cardiology, St. Anna Ziekenhuis, Geldrop, The Netherlands (P.P.).