Face masks may offer more protection than previously thought  - BBC News - video Dailymotion

Name: Face masks may offer more protection than previously thought - BBC News
Uploaded: 2020-04-03T12:27:08+00:00
Duration: 6 min 27 s
Channel: Live News
Description: New research suggests that face masks may offer more protection against coronavirus infection than previously thought.

Live News

New research suggests that face masks may offer more protection against coronavirus infection than previously thought.

Face masks may offer more protection than previously thought - BBC News

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