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. 2018 Mar 19;13(3):e0194103. doi: 10.1371/journal.pone.0194103

Fig 2. Map of study site in Ratanakiri province with actual travel route from 62 villages to their nearest health centers.

Fig 2

Black circle: village, black line: actual travel route from each village to its nearest health center, H: health center (Sources: Esri, HERE, DeLorme, Intermap, increment P Corp., GEBCO USGS, FAO, NPS, NRCAN, GeoBase, IGN, Kadaster NL, Ordnance Survey, Esri Japan, METI Esri China (Hong Kong), swisstopo, MapmyIndia, OpenStreetMap contributors, and the GIS User Community).