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


Two doses of either the Pfizer-BioNTech or Moderna vaccines offered a significant degree of protection, but far less than the shots’ benefit to people without immune deficiencies.

Published: November 2, 2021 at 08:48PM

from NYT Health https://ift.tt/3w7opZ2