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Blood test could soon determine if you are immune to COVID-19

Name: Blood test could soon determine if you are immune to COVID-19
Uploaded: 2022-06-16T17:44:00-0400
Duration: 1 min 2 s
Description: There may soon be an easier way to determine whether you're immune to COVID-19. WBZ-TV's Dr. Mallika Marshall reports.

There may soon be an easier way to determine whether you're immune to COVID-19. WBZ-TV's Dr. Mallika Marshall reports.