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Background: Cholera poses a significant global health burden.
Fourteen years of civil war left Liberia with crumbling infrastructure and one of the weakest health systems in the world.
Background: The coronavirus disease (COVID-19) pandemic poses a grave threat to refugees and internally displaced persons (IDPs).
The devastating earthquake of 2005 severely damaged over 4000 water and sanitation schemes in northern Pakistan.
Children under 18 can represent 50% or more of a crisis-affected population.
In July 2007, a study by the Centre for Environmental Health Engineering, at the University of Surrey, assessed a modified method of
There is currently limited public information available concerning methods for the selection of appropriate water trea