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Purpose. The 2014 outbreak of Ebola virus disease (EVD) in West Africa was the largest in history.
After the Ebola outbreak was declared in Sierra Leone, in June 2014, early messages about the high mortality rate of Ebola were met
The cholera epidemic in Zimbabwe between 2008-2009 also came against a backdrop of water and sanitation infrastructure issues that r
The Treguine refugee camp in Eastern Chad, is in a semi-arid terrain of hard, crystalline rock, where hard-rock boreholes proved ina