Pholee, Khwannet, Nongnut Oba, Worawan Tipwareerom, and Non Sowanna. “Effects of Self-management Program on Self-management Behaviors and A1C level Among Type 2 Diabetes with Diabetic Retinopathy”. NU Journal of Nursing and Health Sciences 19, no. 2 (August 6, 2025): 24–38. accessed September 28, 2026. https://he01.tci-thaijo.org/index.php/NurseNu/article/view/269433.