Vaccines: Pfizer CEO says fourth dose of vaccine may be needed sooner than expected

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Pfizer CEO Albert Bourla said Wednesday that people might need a fourth Covid-19 shot sooner than expected after preliminary research shows the new Omicron variant can undermine protective antibodies generated by the vaccine the company developed with BioNTech.

CNBC.com report

 

 

 

Image by MoreLight from Pixabay

** This post was originally published on December 8, 2021 **
 

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