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.
Emmerson DA, Anthony NB, Nestor KE.Emmerson DA, et al.Poult Sci. 1991 May;70(5):1084-91. doi: 10.3382/ps.0701084.Poult Sci. 1991.PMID: 1852685Free article.
Emmerson DA, Anthony NB, Nestor KE, Saif YM.Emmerson DA, et al.Poult Sci. 1991 Apr;70(4):739-45. doi: 10.3382/ps.0700739.Poult Sci. 1991.PMID: 1876551Free article.
Nestor KE, Saif YM, Emmerson DA, Anthony NB.Nestor KE, et al. Among authors: emmerson da.Poult Sci. 1995 Apr;74(4):601-11. doi: 10.3382/ps.0740601.Poult Sci. 1995.PMID: 7792230Free article.