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Currently, the emergence of a novel human coronavirus, SARS-CoV-2, has become a global health concern causing severe respiratory tra
After the earthquake in Haiti in 2010, thousands of agencies, organizations, and individual people tried to find ways to help the pe
Most households in the districts of Sri Lanka affected by the tsunami possessed drinking water wells, and these wells were contamina
Recent investigations into the March 2003 outbreak of SARS in Hong Kong have concluded that environmental factors played an importan