1. a School of Public Health , Saint Louis University , 3545 Lafayette Ave., St. Louis , MO , 63104
2. b Community and Family Health , University of South Florida , Tampa , FL
3. c Prevention Research Center , Saint Louis University
4. d University of North Florida
5. e Department of Health and Kinesiology , Purdue University , West Lafayette , IN
6. f Prevention Research Center , University of Washington , Seattle , WA
7. g University of South Carolina , Columbia , SC
8. h Health Sciences Center , University of Colorado , Denver , CO
9. i Department of Epidemiology , University of North Carolina , Chapel Hill , NC
10. j University of British Columbia , Vancouver , BC , Canada
11. k School of Public Health , Saint Louis University
12. l Division of Nutrition, Physical Activity, and Obesity , National Center for Chronic Disease Prevention and Health Promotion, Centers for Disease Control and Promotion , Atlanta , GA