An official website of the United States government
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before
sharing sensitive information, make sure you’re on a federal
government site.
The site is secure.
The https:// ensures that you are connecting to the
official website and that any information you provide is encrypted
and transmitted securely.
Wooley RE, Gibbs PS, Brown TP, Glisson JR, Steffens WL, Maurer JJ.Wooley RE, et al. Among authors: maurer jj.Avian Dis. 1998 Jan-Mar;42(1):194-8.Avian Dis. 1998.PMID: 9533101