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为摸清我地区人群麻疹免疫水平,掌握疫苗使用以来麻疹的流行特点,为麻疹的防治提供科学依据,对我地区不同年龄组抽样1000人份,进行林疹 HT 抗体测定,现将测定结果作如下讨论。
In order to find out the level of measles immunity in our region and master the epidemiological characteristics of measles since the use of the vaccine, provide a scientific basis for the prevention and treatment of measles. Take 1000 samples from different age groups in our region for measles HT antibody determination. Discuss below.