Yitayal , M. ., Berhane, Y. ., Worku, A. . and Kebede , Y. . (2017) “Graduating Rural Households as Model Families Has Increased Latrine Utilization in West Gojjam Zone, Amhara Region, Ethiopia”, Ethiopian Journal of Health and Biomedical Sciences. Gondar, Ethiopia, 8(1), pp. 77–88. doi: 10.20372/ejhbs.v8i1.285.