![News24.com | Pfizer pushes for 3rd shot as variant drives global outbreaks](https://cdn.newsserve.net/en/knowledge/Pfizer_20190121.jpg)
News24.com | Pfizer pushes for 3rd shot as variant drives global outbreaks
Pfizer and BioNTech announced they would seek authorisation for a third dose of their Covid-19 vaccine to boost its efficacy, as the Delta variant drove devastating outbreaks in Asia and Africa and cases rose again in Europe and the United States.
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