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为了掌握接种率和接种质量的实际水平,贵州省铜仁地区于1995～1996年度进行计划免疫“四苗”接种率考核的同时,同步在沿河、石阡2个县开展了麻疹血清流行病学调查。本次共调查了40个点269名12～18月龄儿童(占2个县进行接种率调查60个点420名儿童的64%)的麻疹血凝抑制(ＨＩ)抗体
In order to grasp the actual level of vaccination rate and vaccination quality, Tongren Prefecture in Guizhou Province carried out the assessment of vaccination rate of “four seedlings” in 1995-1996 while carrying out measles serological epidemiology in 2 counties along Yanhe and Shiqian survey. A total of 269 children aged 12 to 18 months (64% of 60 children in 60 districts and 420 children in two counties) were enrolled in this study.