突发公共卫生事件是指突然发生造成或者可能造成社会公众健康严重损害的重大传染病疫情、群体性不明原因疾病、重大食物和职业中毒以及其他严重影响公众健康的事件。发生了突发公共卫生事 Public health emergencies refer to sudden outbreaks of major communicable diseases that cause or may cause serious damage to public health, unidentified group diseases, major food and occupational poisonings, and other serious public health impacts. A public health emergency has taken place