1. Department of Health Behavior, Gillings School of Global Public Health, University of North Carolina , Chapel Hill, NC , USA
2. Department of Family Medicine, School of Medicine, University of North Carolina , Chapel Hill, NC , USA
3. Lineberger Comprehensive Cancer Center, University of North Carolina at Chapel Hill , Chapel Hill, NC , USA
4. Department of Social Sciences and Health Policy, Wake Forest University School of Medicine , Winston-Salem, NC , USA
5. Department of Psychology and Neuroscience, University of North Carolina at Chapel Hill , Chapel Hill, NC , USA
6. Hussman School of Journalism and Media, University of North Carolina at Chapel Hill , Chapel Hill