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.
Seroprevalence of West-Nile and Usutu viruses in domestic birds. (A) in the region of Mopti in Mali (B) in Madagascar. The y-axis represents the percentage of birds detected positive for West Nile virus (WNV), Usutu virus (USUV), West Nile and Usutu viruses (WNV/USUV) and undetermined flavivirus.
