Figure 1: Location of the sampling sites with BU incidence for last 4 years. Daloa and Taabo areas are located in the western centre and south eastern, respectively, in Côte d’Ivoire. Studied sites selected had a considerable number of BU cases registered from health centers within the communities; Zaïbo, Gorodi (lower left ) and Léléblé, Sokrogbo, Ahondo (lower right).