Recently, a similar test was introduced for the West Nile virus.

最近，针对西尼罗河病毒的检测也被引入了。

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However, West Nile virus can cause death in older or weak people.

西尼罗河病毒感染仅导致老年人和身体虚弱者死亡。

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However, West Nile virus can cause death in older or weak people.

西尼罗河病毒感染仅导致老年人和身体虚弱者死亡。

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