Müzeyyen, E., G. Arzu, and O. Ali. “Frequency of Retinopathy in Prediabetic Patients: A Retrospective One-Center Study”. Romanian Journal of Diabetes Nutrition and Metabolic Diseases, Vol. 31, no. 3, Sept. 2024, pp. 275-9, http://rjdnmd.org/index.php/RJDNMD/article/view/1623.