Methods The data of the Measles Surveillance System in 2005 were statistically analyzed, and hemagglutinationinhibitionassay (HI) was adopted to determine measles antibody levels in healthy people.
方法对2005年麻疹监测系统数据进行统计分析，用血凝抑制（HI）试验测定健康人群麻疹抗体水平。
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Viral isolation was preformed in MDCK cells and hemagglutinationinhibitionassay was used for subtype identification.