1. Department of Vascular Medicine, University Medical Center Utrecht, Heidelberglaan 100, 3584 CX Utrecht, Netherlands
2. Johns Hopkins Ciccarone Center for the Prevention of Heart Disease, Johns Hopkins Hospital, 1800 Orleans St, Baltimore, MD 21287, USA
3. Department of Epidemiology, Johns Hopkins Bloomberg School of Public Health, 2024 E. Monument Street, Baltimore, MD 21287, USA
4. Julius Center for Health Sciences, University Medical Center Utrecht, Heidelberglaan 100, 3584 CX Utrecht, Netherlands
5. Medical Research Council Epidemiology Unit, University of Cambridge, Cambridge CB2 0QQ, UK
6. Department of Public Health and Primary Care, University of Cambridge, 2 Worts' Causeway, Cambridge, UK
7. Institute for Medical Informatics, Biometry and Epidemiology, University Hospital Essen, University Duisburg-Essen, Hufelandstraße 55, 45122 Essen, Germany
8. National Institute for Public Health and the Environment (RIVM), P O Box 1 3720 BA Bilthoven, Netherlands
9. Center for Cardiovascular Disease Prevention, Michael E DeBakey Veterans Affairs Hospital, 6655 Tavis Street, Houston, TX 77030, USA
10. Department of Medicine, Baylor College of Medicine, 1 Baylor Plaza, Houston, TX 77030, USA