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CDC, NIH Need More Data Before Recommending COVID-19 Boosters

By Kelly Lienhard / July 13, 2021 at 7:58 PM
Key U.S. health officials say more data are needed on the effectiveness of COVID-19 vaccines and duration of protection before they can definitively say whether and when booster shots will be needed -- and some even say it’s inappropriate for companies to claim everyone will need a booster before the data fully emerge. Their statements come just one week after FDA and the Centers for Disease Control and Prevention shut down assertions , namely from Pfizer, that additional booster shots...


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