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.
Epidemiological curve of the listeriosis outbreak under investigation. The outbreak comprised 83 cases between 2013 and 2018 and consisted of two distinct core genome MLST clusters (cluster 1, blue, and cluster 2, orange). During the outbreak, a shift from mainly male cases (dark shading) to a balanced ratio between male and female cases (light shading) occurred.
