Yencneh, Hailu, Fekadu Abebe, Hailu Birrie, and Teklemariam Ayele. 2017. “Praziquantel in the Control of Schistosoma Mansoni Infection in Jiga, Northwestern Ethiopia”. The Ethiopian Journal of Health Development 10 (2). https://ejhd.org/index.php/ejhd/article/view/1043.