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AstraZeneca used ‘outdated and potentially misleading data’ that overstated the effectiveness of its vaccine, independent panel says

David L. DeMets, a University of Wisconsin at Madison biostatistics expert, said that while he has no specific information on what occurred in this case, his experience serving on data safety and monitoring committees for nearly half a century was that it would be “very uncommon” for those experts to challenge a company or scientists on the content of a news release.