| 1 | WHO put its authority behind the use of DDT for indoor residual spraying. | |
| 2 | DDT can be effective for 9 - 12 months in some cases. | |
| 3 | Any of various hydrocarbon pesticides, such as DDT, that contain chlorine. | |
| 4 | an increasing mosquito resistance to insecticides, including DDT and pyrethroids, particularly in Africa; and | |
| 5 | In the past, India was able to use DDT effectively in indoor residual spraying to cut dramatically the number of malaria cases and fatalities. |
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