1. From the Department of Cardiology, Academic Medical Center, University of Amsterdam, Amsterdam, The Netherlands (R.D., L.P.H., J.P.S.H., J.J.P.); Department of Molecular and Clinical Medicine, Institute of Medicine, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden (T.R., O.A., P.P., P.A., G.M., E.O.); Department of Cardiology, Skaraborg Hospital, Skövde, Sweden (J.S.); Department of Cardiology, Södra Älvsborg Hospital, Borås, Sweden (L.R.); and Department of Cardiology, Norra...