![xfpvt56uhg6tq87eqjjg](https://utterbuzz.com/wp-content/uploads/2021/03/xfpvt56uhg6tq87eqjjg-640x360.jpg)
Pharmaceutical company AstraZeneca isn’t running out of rakes to step on anytime soon. Less than a day after the company announced promising preliminary results from the U.S. trial of its covid-19 vaccine jointly developed with Oxford University, an independent panel of scientists monitoring the study issued a harsh…