Belizario, V. Y., delos Trinos, J. P. C. R., Silawan, B., De Veyra, C. M., Hornido, A., Amoguis, H., Basalo, D., Dema-ala, C., Mantilla, I. and Layan, R. (2017) “The use of geographic information system as a tool for schistosomiasis surveillance in the province of Davao del Norte, the Philippines”, Geospatial Health, 12(2). doi: 10.4081/gh.2017.540.