Scientists at the University of Calgary in Canada say that the novel coronavirus (SARS-CoV-2) may have been circulating amongst humans since at least 2013, though not the same variant that is responsible for the COVID-19 pandemic
The post COVID-19 origin: University of Calgary research shows SARS-CoV-2 may have been evolving slowly since 2013 appeared first on Firstpost.
from Firstpost https://ift.tt/3i79WFe
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