A graph showing the time taken to return to pretreatment infection levels of schistosomiasis after suspension of intensive treatment

FIGURE A12-6How long to treat: Without some modification of the local ecological factors that favor Schistosoma transmission (sewage contamination, snail habitat, and local surface water use) there is a tendency for local levels of schistosomiasis to recur within 10 to 15 years of stopping a drug treatment campaign

From: A12, SCHISTOSOMIASIS: CHALLENGES AND OPPORTUNITIES

Cover of The Causes and Impacts of Neglected Tropical and Zoonotic Diseases
The Causes and Impacts of Neglected Tropical and Zoonotic Diseases: Opportunities for Integrated Intervention Strategies.
Institute of Medicine (US) Forum on Microbial Threats.
Washington (DC): National Academies Press (US); 2011.
Copyright © 2011, National Academy of Sciences.

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