1. Department of Epidemiology, Florida International University, Miami, FL, USA
2. Department of Epidemiology, University of Florida, Gainesville, FL, USA
3. Department of Health Education & Behavior, University of Florida, Gainesville, FL, USA
4. Department of Advertising, University of Florida, Gainesville, FL, USA
5. Mongan Institute Health Policy Center, Harvard Medical School/Massachusetts General Hospital, Boston, MA, USA