Tài nguyên được gắn thẻ với: Mosquito Nets
2 đề mục được tìm thấy (Hiển thị 1 - 2)
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20-06-2000 Mosquito nets are effective in protecting people sleeping under them as long as the nets have no holes and people are not sleeping up against them. However, a mosquito will continue searching until it finds a way in or finds part of the body that is against the net where it can bite through....
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01-06-1988 Insecticide treated mosquito nets are a part of many malaria control programmes in sub-Saharan Africa. Their method of operation and their benefits are described in the first article in this Directory. This Directory was designed as a tool to help managers of primary health care and malaria...