D. D. Carneiro, M. E. Bavia, W. J. Rocha, A. C. Tavares, L. L. Cardim, and B. Alemayehu, “Application of spatio-temporal scan statistics for the detection of areas with increased risk for American visceral leishmaniasis in the state of Bahia, Brazil”, Geospat Health, vol. 2, no. 1, pp. 113–126, Nov. 2007.