1. Department of Epidemiology, Johns Hopkins Bloomberg School of Public Health, Baltimore, Maryland, USA
2. Department of Epidemiology, Atherothrombosis and Imaging, National Center for Cardiovascular Research (CNIC), Madrid, Spain
3. Department of Environmental Health Sciences, Johns Hopkins Bloomberg School of Public Health, Baltimore, Maryland, USA
4. Welch Center for Prevention, Epidemiology and Clinical Research, Johns Hopkins Medical Institutions, Baltimore, Maryland, USA
5. Department of Biostatistics, Johns Hopkins Bloomberg School of Public Health, Baltimore, Maryland, USA
6. National Center for Epidemiology, Instituto de Salud Carlos III, Madrid, Spain
7. CIBER en Epidemiología y Salud Publica (CIBERESP), Madrid, Spain
8. Department of Medicine, Johns Hopkins Medical Institutions, Baltimore, Maryland, USA