Hieronimo, P., Meliyo, J., Gulinck, H., Kimaro, D. N., Mulungu, L. S., Kihupi, N. I., Msanya, B. M., Leirs, H. and Deckers, J. A. (2014) “Integrating land cover and terrain characteristics to explain plague risks in Western Usambara Mountains, Tanzania: a geospatial approach”, Tanzania Journal of Health Research, 16(3). doi: 10.4314/thrb.v16i3.7.