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COVID-19 was widespread in the United States by December 2019.

novel Coronavirus Evidence that the virus may have already arrived in the United States by late December 2019, at least one month before the first reported case in the country, according to a new study Has been added.

Researchers will be working in the United States from January 2 to March 18, 2020 as part of the National Institutes of Health’s All of Us program, a project aimed at collecting health data from diverse populations. We analyzed over 24,000 blood samples collected.

COVID-19 was widespread in the United States by December 2019.

Source link COVID-19 was widespread in the United States by December 2019.

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