As we know from our experience with Covid-19, tracking down the source of a pandemic is incredibly difficult.
(SOURCE) https://www.cnn.com/2022/06/18/world/plague-origins-science-newsletter-wt-scn/index.html
As we know from our experience with Covid-19, tracking down the source of a pandemic is incredibly difficult.
(SOURCE) https://www.cnn.com/2022/06/18/world/plague-origins-science-newsletter-wt-scn/index.html
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