Influenza surveillance system may have shown early signs of COVID-19 pandemic (IMAGE)

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Influenza surveillance system may have shown early signs of COVID-19 pandemic

Caption

Researchers find that an influenza surveillance system from the WHO showed early signs of COVID-19 pandemic

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Martin Sanchez, Unsplash (CC0, https://creativecommons.org/publicdomain/zero/1.0/)

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CC0

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