New @CDCMMWR shows 2 doses of Pfizer-BioNTech COVID-19 vaccine was 91% effective against MIS-C, a serious condition associated with #COVID19. Among cr…


New @CDCMMWR shows 2 doses of Pfizer-BioNTech COVID-19 vaccine was 91% effective against MIS-C, a serious condition associated with #COVID19. Among critically ill patients requiring life support, all were unvaccinated. More: http://bit.ly/MMWR7102e1

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