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Re:The Coronavirus Is Here Forever by open-source-ux on Monday August 23, 2021 @12:55PM (#28278731)
There remain differences of opinion among scientists on how effective non-medical masks are in reducing COVID-19 transmission.

However, on the question of medical-grade masks, there is clear research that now shows some masks (e.g. FFP3 masks) are effective in stopping COVID-19 infection.

Covid: Masks upgrade cuts infection risk, research finds: https://www.bbc.co.uk/news/health-57636360

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