Sequences seen: 4
First seen on: 2025-03-02
Last seen on: 2025-04-06
More data: https://outbreak.info/situation-reports?pango=XEC.4.2
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.