What we know about AstraZeneca-Oxford's head-scratching Covid vaccine results

AstraZeneca's vaccone announcement came on the heels of stunning reports from Moderna, as well as Pfizer and BioNTech. But AstraZeneca ’s news was murkier, leaving many experts wanting to see more data before passing final judgment on how effective the vaccine may turn out to be.
Source: The Economic Times Healthcare and Biotech News - Category: Pharmaceuticals Source Type: news