by PEPID Newsroom | Feb 28, 2022 | Featured Posts
Omicron Variant: BA.2 Sublineage By Hannah Morpurgo and Julia Schurr According to the World Health Organization, by February 19, 2022, BA.2 had been detected in 74 countries and 47 US states. BA.2 is a subvariant of Omicron which, according to studies from the UK and...