标题: [其他] Covid-19 Likely in U.S. in Mid-December 2019, CDC Scientists Report [打印本页] 作者: jobtom878 时间: 2021-2-7 04:14 标题: Covid-19 Likely in U.S. in Mid-December 2019, CDC Scientists Report
The new coronavirus infected people in the U.S. in mid-December 2019, a few weeks before it was officially identified in China and about a month earlier than public health authorities found the first U.S. case, according to a government study published Monday. https://www.wsj.com/articles/cov ... -report-11606782449