Ahmed, Zahra’a Abdul-Raheem, Ali H. Ad’hiah, and Amna N. Jasim. 2010. “The Effect of Calcium Antagonists on the Growth of Entamoeba Histolytica in Vitro”. Journal of Biotechnology Research Center (JOBRC) 4 (1):5-10. https://doi.org/10.24126/jobrc.2010.4.1.82.