中小学校是人群聚集的场所,儿童青少年又是传染病易感性较高的人群。近年来,城市经济发展迅速,规模不断扩大,一些边远山区到城区学校就读的学生越来越多,由于这部分学生大部分没有进行规范的预防接种,极易导致传染病在校园内的传播。一旦疫情暴发,将严重影响学生的身体健康和生 Primary and secondary schools are crowded places where children and adolescents are also more susceptible to infectious diseases. In recent years, the rapid development of urban economy, expanding the size of some remote mountainous areas to urban schools more and more students, because most of these students did not regulate the vaccination, can easily lead to the spread of infectious diseases in schools. Once the epidemic outbreak, will seriously affect the health and health of students