News Release

Estimated COVID-19 mRNA vaccination effectiveness among veterans before, during delta variant

JAMA Network Open

Peer-Reviewed Publication

JAMA Network

What The Study Did: This study examined the effectiveness of COVID-19 mRNA vaccines before and during the emergence of the Delta variant among older fully vaccinated male veterans.

Authors: Yinong Young-Xu, Sc.D., of the White River Junction Veterans Affairs Medical Center in White River Junction, Vermont, is the corresponding author.

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