Rockwood NJ, Jeon M. Estimating complex measurement and growth models using the R package PLmixed. Multivar Behav Res. 2019 Mar;54(2):288-306. doi: 10.1080/00273171.2018.1516541
Camprodon-Rosanas E, Pujol J, Martínez-Vilavella G, Blanco-Hinojo L, Medrano-Martorell S, Batlle S, Forns J, Ribas-Fito N, Dolz M, Sunyer J. Brain structure and function in school-aged children with sluggish cognitive tempo symptoms. J Am Acad Child Adolesc Psychiatry. 2019 Feb;58(2):256-96. doi: 10.1016/j.jaac.2018.09.441