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.
Amplified fragment length polymorphism (AFLP) tree novel EU clone IV and condensed branches of clones I–III with isolates from the Leiden AFLP database. Strains of each cluster have been characterized by multi-locus sequence typing and were unrelated in time and/or space of origin [11]. Values at nodes represent distance of strains within each cluster. ST, Sequence type, CC, clonal complex. Numbers of strains are in parentheses.
