Peerachotikphun, P., and S. Huangdee. “Hydrotherapy Based Exercise for Knee Osteoarthritis”. Srinagarind Medical Journal, vol. 37, no. 2, Apr. 2022, pp. 193-7, https://li01.tci-thaijo.org/index.php/SRIMEDJ/article/view/253679.