“Serum Haptoglobin, Ceruloplasmin and CRP levels: Markers of Diabetic Retinopathy”, GJMR, vol. 12, no. 6, pp. 7–9, Mar. 2012, Accessed: Feb. 01, 2026. [Online]. Available: https://medicalresearchjournal.org/index.php/GJMR/article/view/251