Fig. 5From: Pentavalent vaccination in Kenya: coverage and geographical accessibility to health facilities using data from a community demographic and health surveillance system in Kilifi CountyDistribution of the mean travel time from each grid (30 × 30 m) to the nearest immunizing health facility (red cross). The travel time was composite of walking and motorized transport to the nearest immunizing health facility in the study area. Source of map: generated by the author using open-source software QGIS v3.12Back to article page