Pfizer Inc. $(PFE)$ and BioNTech SE (BNTX) said Monday that topline results from a longer-term analysis of the safety and efficacy of their COVID-19 vaccine in people 12 through 15 show that a two-dose series of the Pfizer-BioNTech COVID-19 Vaccine (30-ug per dose) was 100% effective against COVID-19.
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