#Breaking: #Pfizer will fully vaccinate everyone in a #Brazilian city over the age of 12 to study the safety and efficacy of their vaccine

Pfizer will fully vaccinate everyone in a Brazilian city over the age of 12 to study the safety and efficacy of their vaccine.

The study will follow participants for up to one year to chart how long protection lasts against Covid-19 and the new variants.https://t.co/MiUq1nQTDE

— The New York Times (@nytimes) October 10, 2021

Source: Twitter