Research Suggests First Chain Of Sustained Transmission Of SARS-CoV-2 In The US Started In Mid-February

STAT (5/26, Branswell) reports a paper on bioRxiv suggests that “the person who ignited the first chain of sustained transmission” of SARS-CoV-2 in the US “probably returned to the country in mid-February, a month later” than “the very first confirmed cas...