In a reversal, the F.D.A. will wait for more data on Pfizer's vaccine before deciding whether to authorize it for children under 5.

Friday, February 11, 2022 2:10 PM EST

Outside experts had been set to meet next week and make a recommendation on whether to authorize two doses of the vaccine in young children. The results from Pfizer's clinical trial were mixed, leading some experts to argue that the evidence showing a benefit from two shots was not convincing

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