
The W.H.O. endorses adding a “synergist” chemical to bed nets infused with older pesticides because the combination more effectively kills and repels mosquitoes. DONALD G. McNEIL Jr. https://ift.tt/2rlN4bj https://ift.tt/2wdJsOv The New York Times Health Malaria, Mosquitoes, Pesticides May 4, 2018 at 12:00AM
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