论文部分内容阅读
本文通过对我市8年来防治脊灰工作的实践，认为加强基础免疫，提高儿童TOPV的及时接种率，同时每年开展两轮强化免疫活动，可迅速提高并维持人群脊灰抗体水平，阻断脊灰野病毒在人群中的传播。强化免疫策略的落实，使我市脊灰病毒的流行株由1989年爆发时的Ⅰ型野毒株为主转向Ⅱ型疫苗株为主，三型共存的局面。
In this paper, eight years of prevention and treatment of polio in our city practice, that the strengthening of basic immunization, to improve the timely vaccination rate of children with TOPV, while carrying out two rounds of intensive immunization activities each year, the population can rapidly raise and maintain the level of polio antibodies, blocking the ridge The spread of wild germ in the population. Strengthened immunization strategy implementation, so that the epidemic of poliovirus in our city from 1989 when the outbreak of wild type Ⅰ strain mainly to type Ⅱ vaccine strains, the three types of co-existence situation.