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Cholera has been eliminated as a public health problem in high-income countries that have implemented sanitation system separating t
Household water treatment with chlorine can improve the microbiological quality of household water and reduce diarrhea
The Treguine refugee camp in Eastern Chad, is in a semi-arid terrain of hard, crystalline rock, where hard-rock boreholes proved ina
Recent investigations into the March 2003 outbreak of SARS in Hong Kong have concluded that environmental factors played an importan