为了解西藏自治区口服脊髓灰质炎 (脊灰 )疫苗(ＯＰＶ)和麻疹疫苗 (ＭＶ )经贮运到接种现场的滴度 ,1999年我们对自治区、地区 (市 ,下同 )、县 (市、区 ,下同 )、乡 (镇 ,下同 )、村级贮存和接种现场使用的 34份疫苗进行了抽样检测 ,现将结果简报如下。1　疫苗和检测方法　Ｏ In order to understand the titers of oral poliovirus (OPV) and measles vaccine (MV) stored and transported to inoculation sites in the Tibet Autonomous Region, in 1999, we conducted a survey on the trophic levels of the autonomous regions, regions (cities, the same below) The same below), township (town, the same below), village-level storage and inoculation of 34 vaccines were sampled and tested, the results of briefings are as follows. Vaccines and detection methods