Wannasing, W., N. Jantacumma, and S. Hanklang. “Effects of a Self-management Program for Glycemic Control in Type 2 Diabetes People at Risk of Developing Diabetic Retinopathy in Urban Communities, Mueang District at Nakhon Ratchasima”. Journal of The Royal Thai Army Nurses, vol. 26, no. 1, Apr. 2025, pp. 220-8, https://he01.tci-thaijo.org/index.php/JRTAN/article/view/267360.