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RETOS R. RETRACTION Polevoy, G. (2024). Usando una técnica experimental para desarrollar la flexibilidad de los niños (Using an experimental technique to develop children’s flexibility). Retos, 58, 1006–1013. https://doi.org/10.47197/retos.v58.104290. Retos [Internet]. 2025 Feb. 1 [cited 2025 Dec. 16];63. Available from: http://207.180.252.49/index.php/retos/article/view/112685