1. Division of Cardiology, The Ciccarone Center for the Prevention of Cardiovascular Disease, Johns Hopkins University School of Medicine, Baltimore, Maryland, USA.
2. Department of Epidemiology, Robert Stempel College of Public Health, Florida International University, Miami, Florida, USA.
3. Department of Epidemiology and Prevention, Wake Forest School of Medicine, Winston Salem, North Carolina, USA.
4. Department of Family Medicine, University of California San Diego, San Diego, California, USA.