Fig. 1From: Update on the distribution of Mansonella perstans in the southern part of Cameroon: influence of ecological factors and mass drug administration with ivermectinBioecological zones in M. perstans endemic areas in cameroon. Map shows sampling areas in relationship to bioecological zones. FS, forest savannah; MFS, mosaic forest savannah; GS, grassland savannah; DERF, deciduous equatorial rainforest; and DHERF, dense habitat equatorial rainforestBack to article page