1. From the Studies Coordinating Centre, Division of Hypertension and Cardiovascular Rehabilitation, Department of Cardiovascular Diseases (Y.J., T.K., T.R., L.T., R.F., J.A.S.), and the Division of Cardiology, Department of Cardiovascular Diseases (M.C.H.), University of Leuven, Belgium; the Department of Epidemiology (T.R., J.A.S.), Maastricht University, the Netherlands; and the Division of Nephrology and Hypertension (M.M., M. Bochud, M. Burnier), University of Lausanne, Switzerland.