Dey, S., Ghosh, D. and Giri, J. (2026) “Association of Serum Magnesium Status and Calcium–Magnesium Ratio with Diabetic Retinopathy in an Urban Hospital of Kolkata”, Indian Journal of Pharmaceutical and Biological Research, 14(02), pp. 75-78. Available at: https://www.ijpbr.in/index.php/IJPBR/article/view/1178 (Accessed: 18May2026).