ABC News November 20, 2020

Does Moderna’s COVID-19 vaccine have an advantage over Pfizer’s?

Name: Does Moderna’s COVID-19 vaccine have an advantage over Pfizer’s?
Uploaded: 2020-11-20T21:03:38
Duration: PT41.0S
Description: Dr. Jen Ashton answers viewers’ coronavirus questions.

Dr. Jen Ashton answers viewers’ coronavirus questions.

Does Moderna’s COVID-19 vaccine have an advantage over Pfizer’s?

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