Mixing Covid vaccines offers strong immune protection – study
by Ian Sample and Natalie Grover from Science | The Guardian on (#5KKYD)
Oxford researchers say having AstraZeneca then Pfizer jabs is almost as potent as two shots of Pfizer
Having different Covid vaccines for first and second shots produces a strong immune response to the virus, according to research that will help improve the resilience of vaccine programmes around the world.
Scientists in Oxford looked at the impact of a mix-and-match approach to vaccinations where people were given either the standard two shots of Oxford/AstraZeneca or Pfizer/BioNTech vaccine, or a combination of the two.
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