2024 Yes Fine-scale-mapping of Schistosoma haematobium infections at the school and community levels and intermediate host snail abundance in the north of Pemba Island: baseline cross-sectional survey findings before the onset of a 3-year intervention study https://parasitesandvectors.biomedcentral.com/articles/10.1186/s13071-022-05404-6 Trippler, Lydia Africa Epidemiological Other Elementary (K-5) Middle/Jr High (6-8) High School (9-12) Parasites Other Bulinus globosus Distance Elimination Fine-scale mapping Freshwater bodies Interruption of transmission Mass drug administration Schistosoma haematobium Surveillance response test-and-treat Baseline data in Pemba showed low S. haematobium prevalence, but many infested water contact sites near schools and homes. Risk was higher near snails. Findings support targeted interventions like snail control and focal MDA to prevent recrudescence. 2022