Gutierrez-Arias R, Carrasco Fuentes C, Farías Pavez J, Escobar-Cabello M. Reference equation for the six-minute walk test in healthy Chilean children: a secondary analysis. Retos [Internet]. 2025 June 25 [cited 2026 Nov. 7];70:75-84. Available from: https://www.revistaretos.org/index.php/retos/article/view/114154