SARS-CoV-2 lineage BA.4.1.9


Sequences seen: 168

First seen on: 2022-05-31

Last seen on: 2023-01-01

More data:

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.