Preschool- and childcare center-based interventions to increase fruit and vegetable intake in preschool children in the United States: a systematic review of effectiveness and behavior change techniques
F. Hasan, Andy V. Nguyen, Amaya R. Reynolds, Wenpeng You, J. Zoellner, A. Nguyen, Damon Swift, S. Kranz
International Journal of Behavioral Nutrition and Physical Activity