Fig. 1From: Evidence of suppression of onchocerciasis transmission in the Venezuelan Amazonian focusVenezuelan part of the Amazonian onchocerciasis focus. The legend lists the 12 geographical areas of the focus coloured by baseline endemicity of Onchocerca volvulus infection, from lowest (light blue) in Ventuari to highest (dark red) in Orinoquito. The numbers indicate the 31 geographical sub-areas described in Table 1 Back to article page