https://www.nbcnews.com/news/amp/rcna9148
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Pfizer and BioNTech are testing a third dose of their Covid-19 vaccine in an ongoing trial of children ages 6 months to under 5 years after the companies found that the two-dose regimen didn’t generate a strong enough immune response in some children, the companies announced Friday.
Wtf déjà 2 doses pour eux