Novavax says vaccine 90% effective against COVID-19 in large trial

Novavax says vaccine 90% effective against COVID-19 in large trial

Source: 
BioPharma Dive
snippet: 

An experimental coronavirus vaccine from the biotechnology company Novavax was 90% effective at preventing COVID-19 in a large clinical trial run in the U.S. and Mexico, a crucially important result that could add another protective shot to the world's arsenal.