O. D. Ilori, O. A. Shokunbi, F. Alaba, S. Ajani, and D. Omobayo. 2018. “Antioxidative Potential of Aqueous Neem Bark Extract (Azadirachta Indica A. Juss) on Spermatozoa Quality in Extended Porcine Semen”. Global Journal of Medical Research 18 (G3):23-28. https://medicalresearchjournal.org/index.php/GJMR/article/view/1661.