Here's what happened in the Czech Republic after they imposed mandatory mask-wearing on March 18th. The daily increase in cases has dropped from over 20% before the #masks4all rule to just 6%. pic.twitter.com/Aibgaxh6SY
— Stay Home 😷 (@adamcchang) April 1, 2020
from Twitter https://twitter.com/adamcchang
April 01, 2020 at 11:20AM
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