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为了解辽宁省近年来计划免疫冷链系统运转状况及口服脊髓灰质炎疫苗 (ＯＰＶ)效力情况 ,从 1 998年起连续 4年通过监测ＯＰＶ经冷链运输、贮存后和接种前各个环节的效力情况 ,对冷链系统运转状况进行评价 ,结果如下。1 ＯＰＶ监测方式及检测方法 ＯＰＶ为北京生物制品研究所
In order to understand the operational status of immunization cold chain system and the effectiveness of oral polio vaccine (OPV) in Liaoning Province in recent years, the efficacy of OPV through cold chain transport, storage and before vaccination was monitored for 4 consecutive years from 1998. Situation, the cold chain system operating conditions were evaluated, the results are as follows. 1 OPV monitoring methods and testing methods OPV Beijing Institute of Biological Products