Boonti , S., R. Narin, and S. Aungwatana. “Effects of Exercise Self-Management Program on Disease Severity Among Adults with Knee Osteoarthritis”. Nursing Journal CMU, vol. 47, no. 3, Sept. 2020, pp. 300-13, https://he02.tci-thaijo.org/index.php/cmunursing/article/view/245773.