1. From the Departments of Cardiology (N.A.H.A.P., E.A.M.P.D., J.G.L.M.L., H.J.G.M.C.) and Clinical Epidemiology and Medical Technology Assessment (B.A.B.E.), the Cardiovascular Research Institute Maastricht (N.A.H.A.P., E.A.M.P.D., J.G.L.M.L., H.J.G.M.C.), Maastricht University Medical Center, Maastricht, VieCuri Medical Center Noord-Limburg, Venlo (J.G.M.), Zuyderland Medical Center, Heerlen (T.L.), Elisabeth-TweeSteden Hospital, Tilburg (J.W.), Diakonessen Hospital, Utrecht (J.J.J.B.), University of...