Technology

Pfizer and Moderna shots are less effective in people with weak immune systems, a study finds.


By BY BENJAMIN MUELLER from NYT Health https://ift.tt/3w7opZ2
Pfizer and Moderna shots are less effective in people with weak immune systems, a study finds. Pfizer and Moderna shots are less effective in people with weak immune systems, a study finds. Reviewed by Virual stuff on November 02, 2021 Rating: 5

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