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.
Martínez-López B, Perez AM, De la Torre A, Rodriguez JM.Martínez-López B, et al.Prev Vet Med. 2008 Aug 15;86(1-2):43-56. doi: 10.1016/j.prevetmed.2008.03.003. Epub 2008 Apr 21.Prev Vet Med. 2008.PMID: 18430478
Martínez-López B, Perez AM, Sánchez-Vizcaíno JM.Martínez-López B, et al.Prev Vet Med. 2011 Jun 15;100(2):100-8. doi: 10.1016/j.prevetmed.2011.02.002. Epub 2011 Mar 5.Prev Vet Med. 2011.PMID: 21377227