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标题: 黑人对COVID-19呈阳性反应的可能性是四倍 [打印本页]

作者: SophiaZZ 时间: 2020-11-27 08:52
标题: 黑人对COVID-19呈阳性反应的可能性是四倍
https://www.medicalnewstoday.com/articles/black-people-four-times-as-likely-to-test-positive-for-covid-19

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