5 Mart 2021 Cuma

Cómo funciona la vacuna de Oxford-AstraZeneca


By POR JONATHAN CORUM AND CARL ZIMMER from NYT Health Un adenovirus ayuda a preparar el sistema inmune para combatir el coronavirus. https://ift.tt/2OrzlPG

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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...