How Long Does Covid-19 Immunity Last?
Clip: Season 48 | 8m 43s | Video has closed captioning.
A person who has been vaccinated against COVID-19 will have a slightly different immune response to the coronavirus than someone who was previously infected, researchers say. How long does immunity last—and is it all about antibodies?
Aired: 11/09/21
Buy Now:
Problems Playing Video? | Closed Captioning