90% effective

New York Times: The drug maker Pfizer announced on Monday that an early analysis of its coronavirus vaccine trial suggested the vaccine was robustly effective in preventing Covid-19, a promising development as the world has waited anxiously for any positive news about a pandemic that has killed more than 1.2 million people. Pfizer, which developed the vaccine with the German drugmaker BioNTech, released only sparse deta...

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source https://thereformedbroker.com/2020/11/09/90-effective/