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Barnett, S.M., Khan, N.A., Walk, A.M., Raine, L.B., Moulton, C., Cohen, N.J., Kramer, A.F., Hammond, B.R., Renzi-Hammond, L. & Hillman, C.H. (2018). Macular pigment optical density is positively associated with academic performance among preadolescent children. Nutritional Neuroscience, 21(9), 632-640.