KGTV: Researchers Study Length Of Immunity After COVID Shots
The California researchers are using blood donations from vaccinated individuals to determine effectiveness of the shots.
Posted at 11:46 AM, Jun 02, 2021
and last updated 2021-06-02 11:46:17-04
Copyright 2024 Scripps Media, Inc. All rights reserved. This material may not be published, broadcast, rewritten, or redistributed.