Sequences seen: 14
First seen on: 2024-04-08
Last seen on: 2024-06-16
More data: https://outbreak.info/situation-reports?pango=KP.4.2.1
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.