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Article
Sylvia Falcinelli
for
RTBF
Nov 10 ’20
Pfizer: ça veut dire, quoi, un vaccin "efficace à 90%"? Comment calcule-t-on ce chiffre?
We found this article at:
www.rtbf.be/info/societe/detail_un-vaccin-efficace-a-90-une-bonne-nouvelle-a-relativiser?id=10629426
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Sylvia
Falcinelli
RTBF
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