Suwannarat, K., and K. Ponngam. “Effects of a Perceived Self-efficacy Promoting Program on Health Behaviors, Stress, and Blood Sugar Level among Women with Gestational Diabetes Mellitus”. Nursing Journal of The Ministry of Public Health, vol. 34, no. 3, Dec. 2024, pp. 82-97, https://he02.tci-thaijo.org/index.php/tnaph/article/view/272853.