ABC News August 19, 2021

When COVID-19 vaccine boosters are approved, how do we determine if we need one?

Name: When COVID-19 vaccine boosters are approved, how do we determine if we need one?
Uploaded: 2021-08-19T15:43:37
Duration: PT115.0S
Description: Dr. Jen Ashton answers viewers’ latest questions.

Dr. Jen Ashton answers viewers’ latest questions.

When COVID-19 vaccine boosters are approved, how do we determine if we need one?

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