COVID-19 silently arrived in US near Christmas — earlier than thought, UCLA study says September 10, 2020 Get link Facebook X Pinterest Email Other Apps Coronavirus had reached the U.S. and was spreading weeks before any cases were confirmed, the study says. from Yahoo News - Latest News & Headlines https://ift.tt/2FmELH2 Comments
Coronavirus had reached the U.S. and was spreading weeks before any cases were confirmed, the study says.
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