Figure 1From: Active case surveillance, passive case surveillance and asymptomatic malaria parasite screening illustrate different age distribution, spatial clustering and seasonality in western Kenya Study sites and distribution of active case surveillance participants in Iguhu. Top-right map is the map of Kenya and the study area is marked as a rectangle. Bottom-right map is the locations of the three study sites, A. Iguhu, B. Mbale, and C. Emutete, each dot represents a participated household. Map on the left is the distribution map of active case surveillance participants in Iguhu, each black dot represents a participated household.Back to article page