Prevalence of Motor Competence in Chilean Schoolchildren and Its Association With Sex, Age, and Weight Status: The CoMoSur Study. - Carcamo-Oyarzun, Jaime; Martinez-Lopez, Nicolas; Ferbol, Cristina; Cumilef-Bustamante, Pablo; Negron-Molina, Mario; Luna-Villouta, Pablo; Pavez-Adasme, Gustavo; Pacheco-Carrillo, Jaime; Vargas-Vitoria, Rodrigo; Ibarra-Mora, Jessica; Herrmann, Christian; Estevan, Isaac (Journal of Physical Activity & Health, 2026)