Pfizer Says COVID-19 Vaccine For Kids 5-11 Was Over 90% Effective In Trials, Appears Safe (CBS News)

Two doses of Pfizer's COVID-19 vaccine adjusted in potency for children 5 to 11 years old proved 90.7% effective against symptomatic disease, the company said in documents filed with the government, as U.S. authorities near key decisions on whether to expand use of the shots to younger age groups.

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