re: Pfizer vaccine Posted on 6/7/2021 at 16:19:03 by Gerald
Pfizer vaccine less effective against COVID variant – study
For the first time in more than a year, many Americans are feeling optimistic that the pandemic could soon be a thing of the past, especially as vaccines have been driving down COVID-19 cases. But experts warn that there’s still a concern that the new Delta variant could spread the virus and that the vaccine offers less protection against it. Replies:
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