The researchers found that bed-net use was associated with up to 32% lower malaria rates in children. However, bed nets were only effective in areas where forests remained over 50% intact. The ...
One way this goal can be reached is by encouraging the use of insecticide-treated bed nets (ITNs). This is a very effective way of reducing incidence of malaria and is relatively cheap.
一些您可能无法访问的结果已被隐去。
显示无法访问的结果