By BY CARL ZIMMER, APOORVA MANDAVILLI AND SHARON LAFRANIERE from NYT Health https://ift.tt/3zLPf9P
Citing New Data, Pfizer Outlines Case for Booster Shots
By BY CARL ZIMMER, APOORVA MANDAVILLI AND SHARON LAFRANIERE from NYT Health https://ift.tt/3zLPf9P
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