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The World Health Organization (WHO) estimates that improving water, sanitation and hygiene could prevent at least 9.1% of the global
The bacteriological quality of drinking-water supply of five major urban centres affected by the October 2005 earthquake in Pakistan
Recent investigations into the March 2003 outbreak of SARS in Hong Kong have concluded that environmental factors played an importan
Malaria control among nomadic populations has, in the past, posed serious logistic difficulties.