Hundreds of Scientists Call on WHO to Recognize Coronavirus Airborne Risk | Hacker News

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		Hundreds of Scientists Call on WHO to Recognize Coronavirus Airborne Risk (slate.com)
		5 points by thdrdt on July 6, 2020 \| hide \| past \| favorite \| 1 comment

jjgreen on July 6, 2020 [–]

Rather than writing letters, wouldn't scientists be better off doing some randomised trials to test the efficacy of face-coverings on the spread of the virus?

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