Pfizer Vaccine Found to be 94% Effective in Real-World Study | Read Less - Know All

Pfizer Vaccine Found to be 94% Effective in Real-World Study

A real-world study of Pfizer’s COVID-19 vaccine involving more than half a million inoculated people has demonstrated its overwhelming effectiveness after two doses were given, marking a major milestone for the shot. According to the independently reviewed study out of Israel’s Clalit Research Institute, published Wednesday in the New England Journal of Medicine, two doses of the Pfizer/BioNTech shot were 94% effective at cutting symptomatic COVID-19 cases across all age groups.


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