1. Division of Nutrition, Physical Activity, and Obesity, National Center for Chronic Disease Prevention and Health Promotion, Centers for Disease Control and Prevention, Atlanta, GA, USA
2. Oak Ridge Institute for Science and Education (ORISE) Research Participation Program, Oak Ridge, TN, USA
3. Office on Smoking and Health, National Center for Chronic Disease Prevention and Health Promotion, Centers for Disease Control and Prevention, Atlanta, GA, USA
4. Health Behaviors Research Branch, Division of Cancer Control and Population Sciences, National Cancer Institute, Rockville, MD, USA