Prognosis
Fauci Cites Possible Delay for Moderna Booster: Virus Update
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Anthony Fauci said U.S. booster shots against Covid-19 are likely to start only with the vaccine by Pfizer Inc. and BioNTech SE, while the Moderna Inc. shot may be delayed. White House Chief of Staff Ron Klain pushed back against criticism that the Biden administration is rushing booster shots ahead of scientific evidence.