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１９９８年夏季，我国长江、松花江、嫩江流域发生了历史罕见的特大洪涝灾害。在中央的关怀下，经过卫生部门及广大群众的努力，灾后未出现各类传染病的暴发流行。据中国预防医学科学院１９９８年传染病发病、死亡统计分析，１９９８年全国肠道传染病占各类传染病的比例与１
In the summer of 1998, a rare historical flood disaster occurred in the Yangtze River, Songhua River and Nenjiang River drainage areas in our country. Under the care of the Central Government, after the efforts of the health departments and the broad masses of the people, no outbreak of infectious diseases occurred after the disaster. According to the statistics and analysis of the incidence and death of infectious diseases in 1998 by the Chinese Academy of Preventive Medicine, the proportion of the total number of intestinal infectious diseases in China