Figure 1
From: Enabling methods for community health mapping in developing countries
Sectional map of Bo. Bo, Sierra Leone, with sections and major roads indicated. The locatio of all hospitals and large clinics are marked with point. Concentric circles in the northern part of the city with 0.5 km, 1.0 km, and 1.5 km radii are marked to indicate distance from Mercy Hosptial (marked as small square) to various sections of the city. Fill color is indicative of the number of patients who had lab tests from each section.