The Pfizer vaccine doesn't become useful until after
14 days from the first jab...
Études sur la COVID-19 | L’efficacité réelle du vaccin Pfizer se précise | La Presse
* * *
The Pfizer vaccine doesn't become useful until after
14 days from the first jab...
Études sur la COVID-19 | L’efficacité réelle du vaccin Pfizer se précise | La Presse
* * *
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