Hino, A. A. F., Rodriguez-Añez, C. R., & Reis, R. S. (2010). <b>Validation of “SOFIT” to evaluate physical activity during physical education classes in high school students</b&gt; - doi: 10.4025/reveducfis.v21i2.7739. Journal of Physical Education , 21(2), 271-278. Retrieved from https://periodicos.uem.br/ojs/index.php/RevEducFis/article/view/7739