COVID-19 variant R.1 is ‘something really to watch,' researcher says
https://healthell.blogspot.com/2021/09/covid-19-variant-r1-is-something-really.html
COVID-19 variant R.1 is ‘something really to watch,' researcher says
As the coronavirus continues to spread around the world, researchers are keeping a close eye on the R.1 variant in the United States.
