Hashim Othman, S., and Shamil. “Effects of Valsartan Vs Captopril on Some Renal Function Tests in Hypertensive Patients”. Iraqi Journal of Pharmacy, vol. 12, no. 1, Dec. 2012, pp. 56-64, https://rjps.uomosul.edu.iq/index.php/iphr/article/view/21525.