Covid: Pfizer and Moderna jabs give best overall boost, UK trial finds
Researchers say there are signs the boosters would still offer protection against new variant Omicron. …
Prof Saul Faust, who led the trial at University Hospital Southampton NHS Foundation Trust, said: “It’s really encouraging that a wide range of vaccines, using different technologies, show benefits as a third dose to either AstraZeneca or Pfizer-BioNTech.
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