You may have heard in the news that one of the main COVID-19 vaccine trials was halted. In this video, Dr. David discusses why the pharmaceutical company, AstraZeneca, decided to pause their COVID-19 vaccine trials.
You may have heard in the news that one of the main COVID-19 vaccine trials was halted. In this video, Dr. David discusses why the pharmaceutical company, AstraZeneca, decided to pause their COVID-19 vaccine trials.