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病媒是受感染的人或动物向其他人或动物传播病原体和寄生虫的生物。病媒传播的疾病系指这些病原体和寄生虫在人群中引起的疾病。这些疾病在热带地区以及难以获得安全饮水和环卫设施的地方最为常见。疟疾是最致命的由病媒传播的疾病,估计2010年共有66万人死于此病,其中大多是非洲儿童。世界上增长最快的病媒传播疾病是登革热,过去50年期间发病率增加了30倍。贸易全球化、旅游以及气
The vector is an organism that infects humans or animals and spreads pathogens and parasites to other people or animals. Disease-borne diseases are diseases caused by these pathogens and parasites in the human population. These diseases are most common in tropical areas and where access to safe drinking water and sanitation facilities is difficult. Malaria is the most deadly vector-borne disease and an estimated 660,000 people died of the disease in 2010, most of them African children. The fastest growing vector-borne disease in the world is dengue fever, an increase of 30-fold over the past 50 years. Trade globalization, tourism and gas