1. Studies Coordinating Centre, Research Unit Hypertension and Cardiovascular Epidemiology, KU Leuven Department of Cardiovascular Sciences, University of Leuven , Campus Sint Rafaël, Kapucijnenvoer 7, Box 7001, BE-3000 Leuven , Belgium
2. Division of Cardiology, University Hospitals Leuven, University of Leuven , Herestraat 49, 3000 Leuven, Belgium
3. Baker Heart and Diabetes Institute , 75 Commercial Rd, Melbourne VIC 3004, Australia
4. Department of Cardiology, The Alfred Hospital , 55 Commercial Rd, Melbourne VIC 3004, Australia