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What masks are most effective against Omicron?
Posted
December 16, 2021
Views
39,724
Likes
420
Engagement
1.06%
December 16, 2021
39,724
420
1.06%
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3:37Now PlayingThe National’s Andrew Chang finds out what researchers have learned about cloth, surgical and N95-style masks and the protection they offer against the Omicron variant.
#Omicron #Masks #COVID19
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The National is CBC's flagship nightly news program, featuring the day's top stories with in-depth and original journalism, with hosts Adrienne Arsenault and Andrew Chang in Toronto, Ian Hanomansing in Vancouver and the CBC's chief political correspondent, Rosemary Barton in Ottawa.
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