Cofre Bolados, C., Rosales, W. D., & Espinoza Salinas, A. (2019). Validation of the ST3x1 Step Test as an estimator of peak VO2 in adults with cardiovascular risk factors. Revista Científica Salud Uninorte, 34(3). https://doi.org/10.14482/sun.34.3.616.10