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标题: [其他] COVID-19 was likely in US as early as December 2019, study suggests [打印本页]

作者: jobtom878 时间: 2021-4-21 08:02 标题: COVID-19 was likely in US as early as December 2019, study suggests

A new government study suggests the coronavirus reached the United States weeks earlier than health officials previously thought.
https://www.fox61.com/article/ne ... b-a25b-cefd52308a13

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