Ibrahim, Hasan, et al. “Prevalence of Entamoeba Histolytica Entamoeba Dispar and Giardia Lamblia Infections Among Children in Sebha and Mourzak Cities, Libya”. Journal of Pure & Applied Sciences , vol. 17, no. 1, July 2018, pp. 282-6, https://doi.org/10.51984/jopas.v17i1.112.