Face masks effectively limit the probability of SARS-CoV-2 transmission | Science

August 6, 2021

https://science.sciencemag.org/content/372/6549/1439?utm_campaign=SciMag&utm_source=Social&utm_medium=Twitter&__cf_chl_jschl_tk__=pmd_f429715cb0c977782324ca0791fe85beb78277af-1628229942-0-gqNtZGzNAjijcnBszQ3i

This entry was posted on August 6, 2021 at 2:07 am and is filed under Clip.

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