1. From the Department of Cardiac Surgery, University General Hospital, Valencia, Spain (S.J.C., M.J.D., M.B., J.B., F.H., O.G., R.G., J.M.); the Department of Cardiothoracic Surgery, Papworth Hospital, Cambridge, United Kingdom (E.L.); and the Department of Cardiology, University General Hospital, Valencia, Spain (R.P., J.P., I.E.).