| Healthy children ages 5 to 11 mount a safe, strong immune response to the Pfizer-BioNTech COVID-19 booster, according to a new study from the companies. Pfizer and BioNTech said they will ask the Food and Drug Administration to authorize booster shots for the 5-11 age group. | | News Alert Thursday, April 14 | | | | | | | | | | | |
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