Four strains of the Omicron Covid variant now circulating the world, says WHO – World News
The primary identified model of Omicron is B.1.1.529, earlier than BA.1 unfold to 171 international locations and now BA.2 and ...
Tag: circulating
The primary identified model of Omicron is B.1.1.529, earlier than BA.1 unfold to 171 international locations and now BA.2 and ...