Effectiveness of COVID-19 boosters wanes over time but remains strong, U.S. study suggests

Virus Outbreak Mississippi

An early look at the performance of COVID-19 booster shots during the recent Omicron wave in the U.S. showed a decline in effectiveness against severe cases, though the shots still offered strong protection. Experts caution more research is needed.



from CBC | Health News https://ift.tt/dAFOfWv

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