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重大疫情的发生会在短期内造成波及面广,发病人数多,危害重,损失大。为探求其规律,对沈阳战区近20年发生的45起重大疫情进行综合的流行病学分析,旨在为预防疫情发生提供依据。现将分析结果报告如下。 1 材料与方法收集沈阳战区1981～1999年所属部队医
The occurrence of major epidemics will cause widespread epidemic in a short period of time, with a large number of cases and serious harms and losses. In order to explore its laws, a comprehensive epidemiological analysis of 45 major outbreaks occurred in Shenyang Theater over the past 20 years aims to provide a basis for preventing the outbreak. The analysis results are reported below. Materials and Methods 1 Shenyang Military Region collected from 1981 to 1999 unit military doctor