Researchers studying the effectiveness of different types of face masks have found that in order to provide the best protection against COVID-19, the fit of a mask is as important, or more important, than the material it is made of.
from Latest Science News -- ScienceDaily https://www.sciencedaily.com/releases/2021/02/210211113856.htm
from Latest Science News -- ScienceDaily https://www.sciencedaily.com/releases/2021/02/210211113856.htm
Proper fit of face masks is more important than material, study suggests
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February 13, 2021
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