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Tag: Pfizer Vaccine

RIO DE JANEIRO, BRAZIL - The American pharmaceutical company Pfizer and the German laboratory BioNTech said on Wednesday, November 18th, that they proposed the Brazilian government to commercialize the BNT162b2 vaccine against Covid-19. In the morning, the companies announced the...
RIO DE JANEIRO, BRAZIL - Seven months after the start of the pandemic, pharmaceutical companies - often backed by large laboratories and educational institutions - are in the process of developing an immunizing agent to neutralize Covid-19. Currently, there are...
RIO DE JANEIRO, BRAZIL - An announcement by Pfizer Monday that interim reports of its COVID-19 vaccine show a 90 percent efficacy made headlines around the world in a welcome break from grim news about the progress of the...

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