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This evidence synthesis identifies, synthesizes and evaluates existing evidence of the impacts of water, sanitation, and hygiene (WA
This report is based on a desk-based review of secondary data, comprising published material as well as grey literature, supplemente
When water supplies are compromised during an emergency, responders often recommend household water treatment and safe storage (HWTS
Following the Asian tsunami of 26 December 2004, the vital domestic fresh-water wells in the coastal zone were either scoured out of