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Recent systematic reviews have highlighted a paucity of rigorous evidence to guide water, sanitation and hygiene (WASH) intervention
On May 2, 2009 an outbreak of typhoid fever began in rural villages along the Malawi-Mozambique border resulting in 748 illnesses an
Household water treatment (HWTS) methods, such as boiling or chlorination, have long been recommended in emergencies.
Point-of-use water treatment (PoUWT), such as boiling or chlorine disinfection, has long been recommended in emergencies.