Pfizer’s coronavirus vaccine is 90% effective at preventing hospitalizations for up to six months even as its effectiveness against infections tumbles over time, a new observational study has found.
from New York Daily News https://ift.tt/3oBQF4y
Pfizer’s coronavirus vaccine is 90% effective at preventing hospitalizations for up to six months even as its effectiveness against infections tumbles over time, a new observational study has found.
The study also revealed that Americans are overwhelmingly unaware of new legislation touted by democratic lawmakers as a milestone victory i...
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