流行性出血热是我国重点防治的疾病之一。近年来疫区不断扩大，已成为全国性的重要公共卫生问题.我市是流行性出血热的高发区，几十年来发病率一直居高不下，疫区范围广，灭鼠难度大，很难控制发病。流行性出血热灭活疫苗的研制成功，为降低流行性出血热的发病率提供了有效的措 Epidemic hemorrhagic fever is one of the key diseases in our country. In recent years, the epidemic continues to expand, has become a national important public health problems.Our city is a high incidence of epidemic hemorrhagic fever, the incidence has been high for decades, a wide range of epidemic area, rodent control difficult, it is difficult Control the incidence. The successful development of an inactivated vaccine for epidemic hemorrhagic fever provides effective measures to reduce the incidence of epidemic hemorrhagic fever