Have The New Bivalent Covid-19 Vaccine Boosters Been Tested On Humans? - 1breakingnews.com
  • 2 years ago
Here's what the U.S. Food and Drug Administration (FDA) said about the data that led to the emergency use authorizations (EUA's) for the new Pfizer-BioNTech and Moderna bivalent BA.4/BA.5 boosters.

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