Ongnok, L. “Effects of a Health Literacy and Self-management Promotion Program on Health Literacy, Self-management Behavior, and Blood Sugar in Patients with Type 2 Diabetes”. Journal of The Department of Medical Services, vol. 51, no. 2, June 2026, pp. 119-28, https://he02.tci-thaijo.org/index.php/JDMS/article/view/276043.