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Wednesday, March 16, 2022

Pfizer's CEO Says Fourth COVID Shot Is Needed. Is He Right?

man holding coronavirus vaccine

Some might be skeptical when the CEO of a vaccine manufacturing company calls for additional doses – do the experts agree?



from WebMD Health https://www.webmd.com/vaccines/covid-19-vaccine/news/20220315/is-fourth-covid-shot-needed?src=RSS_PUBLIC

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