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23 nov 2020 - AstraZeneca announces 90% efficacy for their vaccine when administered at a half dose followed by a full dose 1 month later.

Ajouté au bande de temps:

COVID 2020 - Policy, vaccines, therapies, and testing

ByMedicalGold.ca
16 sept. 2021

Date:

23 nov 2020
Maintenaint
~ Il y a 3 ans et 6 mois
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