Lassa fever. Lassa fever is a severe, often fatal, hemorrhagic fever that occurs in rural areas of West Africa, and is caused by a virus transmitted from infected rodents to man.

' ' '拉沙热' ' '拉沙热是一种严重的，往往致命的出血热，多发生在非洲西部的乡村地区，是由被感染的啮齿类动物将病毒传染给人引起的。

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Lassa fever. Lassa fever is a severe, often fatal, hemorrhagic fever that occurs in rural areas of West Africa, and is caused by a virus transmitted from infected rodents to man.

' ' '拉沙热' ' '拉沙热是一种严重的，往往致命的出血热，多发生在非洲西部的乡村地区，是由被感染的啮齿类动物将病毒传染给人引起的。

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