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How effective is the Pfizer-BioNTech (BNT162b2) COVID-19 vaccine? A real-world study in Sweden

April 22, 2021


Several vaccines against COVID-19 have now been approved in different countries around the world. In the European Union, four vaccines have been approved for use. Two of these are the Moderna and Pfizer-BioNTech mRNA vaccines.

In southern Sweden, in Skåne county, vaccination began in late December 2020, starting with nursing home workers and healthcare workers. Researchers from Lund University and Skåne University Hospital evaluated the effectiveness of the Pfizer-BioNTech BNT162b2 vaccine in preventing COVID-19. Their results were published in the medRxiv* preprint server.

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