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The healthy options for nutrition environments in schools (Healthy ONES) group randomized trial: using implementation models to change nutrition policy and environments in low income schools

Karen J Coleman*, Maggie Shordon, Susan L Caparosa, Magdalena E Pomichowski and David A Dzewaltowski

International Journal of Behavioral Nutrition and Physical Activity 2012, 9:80  doi:10.1186/1479-5868-9-80