1. From the Department of Cardiology, Hospital Clinico Universitario, Valencia, Spain (M.I., J.M.S.-G., A.F.d.L.-O., A.M., J.N., C.N., J.C., R.R.-G.); Department of Cardiology, Hospital General, Castellón, Spain (A.B.); and Department of Cardiology, Hospital Doctor Peset, Valencia, Spain (A.P.).