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Background In October 2010, Haiti was struck by a large-scale cholera epidemic.
Purpose. The 2014 outbreak of Ebola virus disease (EVD) in West Africa was the largest in history.
Household water treatment with chlorine can improve the microbiological quality of household water and reduce diarrhea
Following the Asian tsunami of 26 December 2004, the vital domestic fresh-water wells in the coastal zone were either scoured out of