Frontiers in Psychology, 14:1136448. Frontiers Media S.A. Tham, E K H, Xu, H-Y, Fu, X, Goh, R S M, Gluckman, P D, Chong, Y-S, Yap, F, Shek, L P-C, Teoh, O H, Gooley, J, Goh, D Y-T, Schneider, N, Meaney, M J, Cai, S & Broekman, B F P 2023, ' Associations between sleep trajectories up to 54 months and cognitive school readiness in 4 year old preschool children ', Frontiers in Psychology, vol. 14, 1136448 . https://doi.org/10.3389/fpsyg.2023.1136448