Novavax’s vaccine was 90% effective at preventing Covid-19 in its pivotal trial, but the performance came before the emergence of the Omicron variant that has eluded vaccines more than earlier strains, U.S. health regulators said on.wsj.com
@snopes.com4 years ago
Moderna Asking US, European Regulators to OK Its Virus Shots
@cbsnews.com4 years ago
Health Secretary Alex Azar on how the U.S. government will roll out Pfizer's coronavirus vaccine
