Unprecedented vaccine trials on track to begin delivering results

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In a matter of weeks, one of the most closely watched human experiments in history will start to report early results, with data on prospective coronavirus vaccines possibly coming this month or in November from the pharmaceutical giant Pfizer and the biotechnology company Moderna.

“The Pfizer and Moderna vaccines could be — albeit with a low probability — approvable in the month of November, when we would have a few single digit million doses of vaccine,” but odds of regulatory clearance rise dramatically in December and January, Moncef Slaoui, the vaccine veteran leading Warp Speed, said in an interview.