Fig. 2From: High prevalence of urinary schistosomiasis in a desert population: results from an exploratory study around the Ounianga lakes in ChadMap showing the urinary schistosomiasis prevalence and snail abundance for Ounianga Kebir and Serir. The prevalence of urinary schistosomiasis among participants is stratified by neighbourhood. For each water site sampled, the abundance of the intermediate host snail Bulinus truncatus is indicatedBack to article page