本文介绍了对学龄儿童进行大规模麻疹和风疹疫苗再接种运动可成功地降低他们对麻疹和风疹的易感性,从而可达到预防发病的目的.麻疹和风疹疫苗再接种后的不良反应发生率一般低于初次接种,因此再接种运动利大于弊. This article describes the large-scale measles and rubella vaccination campaigns in school-age children that have been successful in reducing their susceptibility to measles and rubella to prevent morbidity and the incidence of adverse reactions following re-vaccination of measles and rubella vaccines is generally high Lower than the initial vaccination, so the re-vaccination campaign outweigh the disadvantages.