Province level container index (C.I.). This map is a visual presentation of C.I., i.e. the percentage of water holding containers infested with larvae, using interpolation techniques on the basis of sampled villages. The legend colors show the levels of C.I. from low (green) to high (red).
Sarfraz et al. BMC Public Health 2012 12:853 doi:10.1186/1471-2458-12-853