Saturday, January 9, 2021

SARS-CoV-2 Transmission From People Without COVID-19 Symptoms. At least 50% of new SARS-CoV-2 infections was estimated to have originated from exposure to individuals with infection but without symptoms, according to a study.


https://ift.tt/3nlRb23 via /r/science https://ift.tt/3ovzTB0

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