1. Division of Epidemiology and Community Health, School of Public Health, University of Minnesota, Minneapolis, MN, USA
2. Department for the Prevention of Heart Disease, Johns Hopkins School of Medicine, Baltimore, MD, USA
3. Department of Epidemiology, Human Genetics, and Environmental Sciences, University of Texas Health Science Ciccarone Center, Houston, TX, USA
4. Department of Medicine, Baylor College of Medicine and Methodist DeBakey Heart and Vascular Center, Houston, TX, USA