In recent years,public health emergencies have brought great risks to the social and economic development of urban and rural areas.The foundation of public health and emergency management in rural areas is relatively weak and the system is not perfect,which is easy to c...MORE In recent years,public health emergencies have brought great risks to the social and economic development of urban and rural areas.The foundation of public health and emergency management in rural areas is relatively weak and the system is not perfect,which is easy to cause great losses.Therefore,it is of great practical...