1. University of Kansas School of Medicine–Wichita, Wichita, KS, USA
2. University of Massachusetts Medical School, Worcester, MA, USA
3. HealthPartners Institute, Minneapolis, MN, USA; and Harvard T.H. Chan School of Public Health, Boston, MA, USA
4. Winthrop University, Rock Hill, SC, USA
5. University of California San Diego, San Diego, CA, USA
6. Health Enhancement Research Organization, Waconia, MN, USA
7. Johns Hopkins Bloomberg School of Public Health, Baltimore, MD, USA
8. American Heart Association, Washington, DC, USA