14 Şubat 2021 Pazar

7 Virus Variants Found in U.S. Carrying the Same Mutation


By BY CARL ZIMMER from NYT Health Scientists don’t know yet whether the mutation makes the variants more contagious, but they are concerned that it might. https://ift.tt/3rTZ3La
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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...