1. The American Heart Association Tobacco Regulation and Addiction Center, Dallas, Texas, and Johns Hopkins University, Baltimore, Maryland (M.M., S.I.U., O.A.O., M.J.B.)
2. Johns Hopkins University, Baltimore, Maryland, and University of Michigan, Ann Arbor, Michigan (P.C.)
3. Johns Hopkins University, Baltimore, Maryland, and Yale University School of Medicine, New Haven, Connecticut (S.K.)
4. The American Heart Association Tobacco Regulation and Addiction Center, Dallas, Texas, and Florida International University, Miami, Florida (R.J.)
5. The American Heart Association Tobacco Regulation and Addiction Center, Dallas, Texas, and University of Louisville, Louisville, Kentucky (A.B., A.P.D.)
6. The American Heart Association Tobacco Regulation and Addiction Center, Dallas, Texas, and Boston University, Boston, Massachusetts (E.J.B.)
7. The American Heart Association Tobacco Regulation and Addiction Center, Dallas, Texas, and University of Mississippi Medical Center, Jackson, Mississippi (M.E.H.)
8. Florida International University, Miami, Florida, and Syrian Center for Tobacco Studies, Aleppo, Syria (W.M.)
9. Johns Hopkins University, Baltimore, Maryland, Yale University School of Medicine, New Haven, Connecticut, and Florida International University, Miami, Florida and Population Health & Health Systems Research, Center for Outcomes Research and Evaluation (CORE), Section of Cardiovascular Medicine, Yale University School of Medicine. (K.N.)