In schools, masks and air cleaners were associated with stopping COVID-19 (IMAGE)

PLOS

In schools, masks and air cleaners were associated with stopping COVID-19

Caption

New study finds that masking and portable air cleaners were associated with reducing the spread of the virus that causes COVID-19 in two Swiss schools.

Credit

marco fileccia, Unsplash (CC0, https://creativecommons.org/publicdomain/zero/1.0/)

Usage Restrictions

No restrictions.

License

CC0

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