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Issues and Investigations

Pfizer’s Coronavirus Vaccine Is More Than 90 Percent Effective In First Analysis, Company Reports


A front-runner coronavirus vaccine developed by drug giant Pfizer and German biotechnology firm BioNTech was more than 90 percent effective at protecting people compared with a placebo saline shot, according to an interim analysis by an independent data monitoring committee that met Sunday. The early look at the ongoing trial provides a decisive initial ...

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