Chaiut, W. ., S. . Dacha, R. . Sapbamrer, and R. . Malasao. “C16. Correlation Between the 2- and 6- Minute Walk Test in Healthy Children Aged 7-10 Years”. Journal of Health Science and Alternative Medicine, July 2022, pp. 147-51, https://he01.tci-thaijo.org/index.php/jhealthscialternmed/article/view/257779.