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Merriam-Webster dictionary

Does a vaccine have to actually provide immunity anymore?

Posted by John Ley
|Date: Tuesday, November 30, 2021

Does a vaccine have to actually provide immunity anymore?

Omicron variant adds to concerns about protection offered by COVID-19 vaccines. ...

Omicron variant adds to concerns about protection offered by COVID-19 vaccines. ...

Tuesday, November 30, 2021
| by John Ley

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