
13 Nov Study: New Mutation Sped Up Spread of Coronavirus
The virus that causes COVID-19 is not the same strain as first emerged from China. A new study shows it has changed slightly in a way that makes it more contagious to humans.
The virus that causes COVID-19 is not the same strain as first emerged from China. A new study shows it has changed slightly in a way that makes it more contagious to humans.