24 Şubat 2021 Çarşamba

Moderna announces a new version of its vaccine in hopes of combating troublesome variants.


By BY DENISE GRADY from NYT Health https://ift.tt/2ZLQcPk

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Routine Childhood Vaccinations in the U.S. Slipped During the Pandemic

By BY BENJAMIN MUELLER AND JAN HOFFMAN from NYT Health Nationwide, the number of kindergartners with the required shots fell below the targ...