SARS-CoV-2 lineage BA.2.2.1

Overview:

Sequences seen: 1117


First seen on: 2021-12-06

Last seen on: 2023-04-20


More data: https://outbreak.info/situation-reports?pango=BA.2.2.1


Note: In the above data, "seen" refers to the date the sample was collected, unless that date was not provided for a sequence, in which case it refers to the date it was submitted to NCBI.