1. Department of Health Behavior and Health Systems, School of Public Health, University of North Texas Health Science Center, Fort Worth, Texas
2. Department of Biostatistics and Epidemiology, School of Public Health, University of North Texas Health Science Center, Fort Worth, Texas
3. Department of Psychiatry and Behavioral Sciences, University of Washington, Seattle, Washington
4. Department of Biobehavioral Health, Pennsylvania State University, University Park, Pennsylvania
5. Department of Women's and Children's Health, Uppsala University, Uppsala, Sweden
6. Leuven School for Mass Communication Research, KU Leuven, Leuven, Belgium