我们于1974年11月底对丰润县11万麻疹易感儿进行了麻疹疫苗免疫工作,为了解疫苗的免疫反应,血清学效果及疫苗的稳定性,对部分人群做了接种后的临床反应和血清学效果观察,并在基层免疫时抽检了疫苗样品,考核了疫苗保存和使用情况,现将结果总结如下: 一、京55株麻疹减毒活疫苗接种临床反应: 观察:我们于1974年11月底至12月中 In the end of November 1974, we carried out measles vaccine immunization work on 110,000 measles-susceptible children in Fengrun County. To understand the immunological response, serological effects and vaccine stability of vaccines, we conducted clinical response after vaccination and serum The results were summarized as follows: First, the 55 clinical measles attenuated live vaccination vaccination: Observation: We at the end of November 1974 To mid-December