Affiliation: | 1. Department of Youth, Family, and Community Sciences, North Carolina State University, Raleigh, North Carolina, USA;2. North Carolina Division of Public Health, Department of Health and Human Services, Raleigh, North Carolina, USA;3. University of California, Nutrition Policy Institute, Nutrition Education and Obesity Prevention Research and Evaluation Unit, Berkeley, California, USA;4. NC State Health Plan for Teachers and State Employees, Raleigh, North Carolina, USA |