Pfizer Plans Filing as Vaccine Proves 95% Effective
A health worker injects a person during clinical trials for a Covid-19 vaccine at Research Centers of America in Hollywood, Florida, U.S. (Photographer: Eva Marie Uzcategui/Bloomberg)

Pfizer Plans Filing as Vaccine Proves 95% Effective

(Bloomberg) -- Pfizer Inc. said a final analysis of clinical-trial data showed its Covid-19 vaccine was 95% effective, paving the way for the company to apply this week for the first U.S. regulator...
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