Pfizer, Moderna COVID-19 vaccines highly effective after 1st shot in real-world, U.S. study suggests

HEALTH-CORONAVIRUS/VACCINES-CDC

U.S. government's first look at the real-world use of the mRNA type of COVID-19 vaccines found their effectiveness was nearly as robust as it was in controlled studies.



from CBC | Health News https://ift.tt/2PGeQPS

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