Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Bootstrap value was obtained from 1000 re-samplings of the data. The PBoV1-H18 strain is included as outgroup. Scale bar indicates estimated genetic distance.
