23 Şubat 2022 Çarşamba

A new Covid vaccine shows 100 percent efficacy against severe disease and hospitalizations, its makers say.


By BY APOORVA MANDAVILLI from NYT Health https://ift.tt/1JDzFxh
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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...