5/28/2008 6:34:47 AM
NT Times -- Researchers have found several new mosquito repellents that appear to work more than three times as long as DEET.
DEET — or N,N-diethyl-m-toluamide — has been used for 50 years and is still the gold standard. But new repellents are always needed because the threat from mosquito-borne diseases like malaria, yellow fever, West Nile virus and Rift Valley fever is growing.
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