nytimes July 29, 2021 10:01pm Behind the Masks, a Mystery: How Often Do the Vaccinated Spread the Virus? #yourfeedscience #vaccinationandimmunization #diseaserates #coronavirus2019ncov #immunesystem #centersfordiseasecontrolandprevention #coronavirusrisksandsafetyconcerns #throat #walenskyrochelle #science #news Behind the Masks, a Mystery: How Often Do the Vaccinated Spread the Virus? The C.D.C.’s new masking advice was based in part on data showing that the virus can thrive in the airways of vaccinated people. The findings are expected on Friday.
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