Wälti M, Schole L, Pühse U, Gerlach E, Sallen J, Scheuer C, et al. Does quantity make the difference? Associations between the amount of physical education and children’s basic motor competencies. CISS [Internet]. 2023 Feb. 15 [cited 2025 Apr. 19];8(2):084. Available from: https://ciss-journal.org/article/view/9381