A. Alawad, F. Younis, A. M. Eltoum, and S. A. Abdelgani, “Serum prostate-specific antigen as a predictor of prostate volume in Sudanese patients with benign prostatic hyperplasia”, IJM, vol. 2, no. 1, pp. 40–42, May 2014, doi: 10.14419/ijm.v2i1.2494.