Blitstein JL, Cates SC, Hersey J, Montgomery D, Shelley M, Hradek C, Kosa K, Bell L, Long V, Williams PA, Olson S, Singh A. Adding a social marketing campaign to a school-based nutrition education program improves children's dietary intake: a quasi-experimental study. J Acad Nutr Diet. 2016 Aug;116(8):1285-94. doi: 10.1016/j.jand.2015.12.016.