Pfizer-BioNTech are testing a booster shot of their Covid vaccine in a new trial
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Pfizer and BioNTech said they are testing a third dose of their Covid-19 vaccine to better understand the immune response against new...
Full ArticlePublished
Pfizer and BioNTech said they are testing a third dose of their Covid-19 vaccine to better understand the immune response against new...
Full ArticleIn the first stage of the first arm of the study, a third 30 microgram dose will be given to as many as 144 people who received the..
By Rubén Sierra*
In a world harmed by the severe COVID-19 pandemic, the access to vaccines is being distorted by the..