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.
Titres of replicating virus from fecal and oropharyngeal swab samples expressed as TCID50/ml. Note that groups of birds were not tested every other day (for oropharyngeal swab samples) and number of individuals per group is differing. Standard deviations are shown as error bars.
