Why the C.D.C. Changed Its Advice on Masks
Two scientific findings altered the calculus: Vaccinated people don’t transmit the virus, and the shots are effective against variants.
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Contributor: Apoorva Mandavilli
Two scientific findings altered the calculus: Vaccinated people don’t transmit the virus, and the shots are effective against variants.
View original article
Contributor: Apoorva Mandavilli