Al-Dujaily, S. S. (2018) “Effect of maca(Lepidium meyenii) aqueous extract on the epididymal sperms quality and the DNA normality of vasectomized mature mice:model forobstructive azoospermia in men”, Journal of Biotechnology Research Center, 12(2), pp. 73–81. doi: 10.24126/jobrc.2018.12.2.541.