ABC News September 17, 2021

What we know about the Pfizer COVID-19 booster shot

Name: What we know about the Pfizer COVID-19 booster shot
Uploaded: 2021-09-17T17:53:38
Duration: PT98.0S
Description: Dr. Jen Ashton discusses new data published on the efficacy of the Pfizer vaccine booster shot.

Dr. Jen Ashton discusses new data published on the efficacy of the Pfizer vaccine booster shot.

What we know about the Pfizer COVID-19 booster shot

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