Skotheim S., Handeland K., Kjellevold M., Øyen J., Frøyland L., Lie Øyvind, Eide Graff I., Baste V., Stormark K. M., & Dahl L. (2017). The effect of school meals with fatty fish on adolescents’ self-reported symptoms for mental health: FINS-TEENS - a randomized controlled intervention trial. Food & Nutrition Research, 61. Retrieved from https://foodandnutritionresearch.net/index.php/fnr/article/view/1221