
By BY CARL ZIMMER from NYT Health https://ift.tt/3rHJZmP
via Vaccination and Immunization, Coronavirus (2019-nCoV) New York Times https://ift.tt/3rHJZmP December 6, 2021 at 04:25AM
J.&J. booster works well for people who had Pfizer originally, study finds.
Reviewed by Imran Rk
on
December 05, 2021
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