AstraZeneca Covid vaccine study results clouded by manufacturing error
And Oxford are getting quote a poor grade for transparency and rigor when it comes to the vaccine trial results they have reported. Those were the words of Natalie Dean, a biostatistician at the University of Florida. And here's what happened. AstraZeneca! After reporting that their new vaccine is 90%, effective in preventing Corona virus has now admitted there was a mistake. Big mistake in the vaccine dosage received by some study participants.