Health
COVID-19 origin: University of Calgary research shows SARS-CoV-2 may have been evolving slowly since 2013 – Firstpost
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
COVID-19 showed up late in 2019. Since the virus is new to humans, there has been a lot of speculation about how it came to be.
While scientists have been studying the viral genome to find out more …
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