Jafari, H., K. Mirzaiinajmabadi, R. Latifnejad Roudsari, and M. Rakhshkhorshid. “The Factors Affecting Male Infertility: A Systematic Review”. International Journal of Reproductive BioMedicine (IJRM), Vol. 19, no. 8, Sept. 2021, pp. 681-8, doi:10.18502/ijrm.v19i8.9615.