Danish Study Questions Use of Masks to Protect Wearers

Health
By BY GINA KOLATA from NYT Health https://ift.tt/3pFMBhO
via IFTTT Protective Clothing and Gear, Masks, Disease Rates, Coronavirus (2019-nCoV), Clinical Trials Masks prevent people from transmitting the coronavirus to others, scientists now agree. But a new trial failed to document protection from the virus among the wearers.

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