Wannasiri, Siriwan, Mukda Detprapon, and Prut Hanutsaha. 2021. “Effect of Educational and Promoting Self-Care Behaviors Program for Diabetic Retinopathy Prevention on Clinical Outcomes in Diabetic Patients”. Thai Journal of Nursing and Midwifery Practice 7 (2):57-75. https://he02.tci-thaijo.org/index.php/apnj/article/view/241479.