Sequences seen: 19
First seen on: 2022-08-28
Last seen on: 2022-10-24
More data on outbreak.info: https://outbreak.info/situation-reports/BA.5.1.31
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.