Hafez, Mohammed H, Yasser M Abdelhamid, and Asmaa I Ahmed. “Comparison of Serum Cystatin C and Creatinine Based Methods in Detection of Early Renal Dysfunction in Critically Ill Patients”. African Journal of Nephrology 14, no. 1 (January 1, 2010): 1–7. Accessed July 29, 2026. https://afranjournal.org/index.php/ajn/article/view/763.