M. A. H. Faraji, M. R. Anwar, D. K. Debnath, M. B. Alam, S. M. Morshed, and K. M. Hasan, “Serum Cystatin C as an Endogenous Marker of Renal Function in Patients with Chronic Kidney Disease (CKD)”, J Curr Adv Med Res, vol. 4, no. 1, pp. 3–12, Apr. 2018.