G. T. Alani and H. D. El Yaseen, “Creatine Kinase Activity and Malondialdehyde in the Seminal Plasma of Normospermic Infertile Males”, J Fac Med Baghdad, vol. 51, no. 3, pp. 336–340, Oct. 2009, doi: 10.32007/jfacmedbagdad.5131146.