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The Ebola virus disease (EVD) epidemic entered Liberia through Lofa County in February 2014 and spread to two heal
Objective To investigate the concentration of residual chlorine in drinking water supplies in refugee camps, South Sudan, March–Apri
Following the Asian tsunami of 26 December 2004, the vital domestic fresh-water wells in the coastal zone were either scoured out of
The devastating earthquake on 8 October 2005 caused the immediate death of more than 70,000 people with injury and displacement to m