Fig. 4From: Passive case detection of malaria in Ratanakiri Province (Cambodia) to detect villages at higher risk for malariaSpatial clusters of all malaria cases. Clusters of villages with higher number of malaria cases detected from 2010 to 2014 in Ratanakiri Province. Each numbered circle or dot represents a significant cluster. The un-numbered circles or dots are not significant clusters. Incidence of all malaria cases is given per communeBack to article page