Olivares PR, Garcia Rubio J, Merellano-Navarro E. Propiedades psicométricas de la escala “International Fitness Scale” en adolescentes chilenos (Psychometric properties of the “International Fitness Scale” in Chilean youth). Retos [Internet]. 2017 Jan. 1 [cited 2025 Oct. 25];31:23-7. Available from: http://www.revistaretos.org/index.php/retos/article/view/44060