Said, S. A., M. A. Mahmoud, and I. A. El-Fettouh. “Role of Serum Tumour Necrosis Factor Alpha and Its Soluble Receptors in Predicting Acute Renal Allograft Rejection”. African Journal of Nephrology, Vol. 2, no. 1, Aug. 2016, pp. 24-29, doi:10.21804/2-1-858.