https://www.eurekalert.org/pub_releases/2021-04/aiop-cmw040821.php
News Release 13-Apr-2021
American Institute of Physics
Studies show wearing masks and social distancing can contain the spread of the COVID-19 virus, but their combined effectiveness is not precisely known.
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"Neither social distancing nor mask wearing alone are likely sufficient to halt the spread of COVID-19, unless almost the entire population adheres to the single measure," author Maurizio Porfiri said. "But if a significant fraction of the population adheres to both measures, viral spreading can be prevented without mass vaccination."
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