The US Food and Drug Administration did a rapid about face on 11 February, canceling Pfizer Inc. and BioNTech SE’s 15 February advisory panel review of the sponsors' COVID-19 vaccine in children 6 months through 4 years of age saying the agency needed to review data on the impact of a third dose of the vaccine before making an authorization decision.
The sudden shift raised questions about why FDA so publicly hyped up the possibility of a faster-than-anticipated authorization in this...







