1. Department of Global Health,
2. Department of Preventive Medicine, Keck School of Medicine, University of Southern California, Los Angeles, California;
3. Department of Epidemiology, School of Public Health, Boston University, Boston, Massachusetts;
4. The Pulmonary Center,
5. Pulmonary and Critical Care Medicine, Johns Hopkins School of Medicine, Baltimore, Maryland;
6. Evans Department of Medicine,
7. Whitaker Cardiovascular Institute, School of Medicine, Boston University, Boston, Massachusetts;
8. American Heart Association Tobacco Regulation and Addiction Center, Dallas, Texas;
9. Ciccarone Center for the Prevention of Cardiovascular Disease, Johns Hopkins Medical Institutions, Baltimore, Maryland;
10. Department of Epidemiology, Johns Hopkins Bloomberg School of Public Health, Baltimore, Maryland;
11. Department of Medicine, Vanderbilt University Medical Center, Nashville, Tennessee;
12. Division of Cardiovascular Diseases, School of Medicine, University of Mississippi Medical Center, Jackson, Mississippi; and
13. Department of Medicine, University of Louisville, Louisville, Kentucky