Methods Data of disease and population were analyzed by descriptive epidemiological methods.
方法采用描述性流行病学分析。
Methods HFMD cases from 2009 to 2010 were analyzed with descriptive epidemiological methods.
方法对2009 ~ 2010年手足口病个案采用描述性流行病学方法进行分析。
Methods the surveillance data of the last three years were analysed using descriptive epidemiological methods.
方法运用描述流行病学方法对三年的监测资料进行整理分析。
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