Dinku Senbeta Maru. “Prevalence of Intestinal Parasitic Infections and Associated Risk Factors Among School Children in Adigrat Town, Northern Ethiopia”. International Journal of Emerging Trends in Science and Technology, vol. 4, no. 01, Jan. 2017, pp. 4943-8, http://ijetst.in/index.php/ijetst/article/view/973.