N., Priyadharshini, Radha Annamalai, and Muthayya Muthukumar. “The Relationship Between Blood Sugar Levels (glycosylated Haemoglobin) and the Risk of Development of Diabetic Retinopathy”. International Journal of Medical Research and Review 5, no. 1 (January 31, 2017): 61-67. Accessed July 22, 2025. https://www.ijmrr.medresearch.in/index.php/ijmrr/article/view/804.