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.
Parra MD, Tuomola M, Cabezas-Herrera J, Cerón JJ.Parra MD, et al. Among authors: ceron jj.Vet Res Commun. 2006 Feb;30(2):113-26. doi: 10.1007/s11259-006-3201-z.Vet Res Commun. 2006.PMID: 16400598
Parra MD, Bernal LJ, Cerón JJ.Parra MD, et al. Among authors: ceron jj.Can J Vet Res. 2004 Apr;68(2):98-104.Can J Vet Res. 2004.PMID: 15188953Free PMC article.