Methods We carried on HFRS epidemiological and pathogenic surveillance according to the implement scheme of hemorrhagic fever with renal syndrome surveillance in 2005 in Hunan Province.

方法按照2005年《湖南HFRS监测实施方案》，在全省系统开展HFRS的流行病学和病原学监测。

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The pathogenic causes and ths clinic characteristics for fever of unknown origin were discussed.

探讨原因不明发热的病因及其临床特点。

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In 2006, an emerged highly pathogenic disease, characterized by high and continued fever high-mortality, occurred in the pigs in main swine industry areas of Shandong province.

本研究主要为弄清2006年山东省大部分地区暴发的一种以高热、高致病性和高死亡率为特征的猪“高热病”的病因。

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