Thursday, March 18, 2021

Novel coronavirus circulated undetected months before first COVID-19 cases in Wuhan, China - Study dates emergence to as early as October 2019; simulations suggest in most cases zoonotic viruses die out naturally before causing a pandemic. (Science, 18 Mar 2021)


https://ift.tt/38Uayv1 via /r/science https://ift.tt/2P8oNoY

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