Makonnen, Eyasu, Amr A.H.Rostom, Getachew Assefa, and Legesse Zerihun. 2017. “Antifertility Effect of Jatropha Curcas L. Seed in Guinea Pigs”. The Ethiopian Journal of Health Development 11 (2). https://ejhd.org/index.php/ejhd/article/view/1015.