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.
Jenkins EK, DeChant MT, Perry EB.Jenkins EK, et al.Front Vet Sci. 2018 Mar 29;5:56. doi: 10.3389/fvets.2018.00056. eCollection 2018.Front Vet Sci. 2018.PMID: 29651421Free PMC article.Review.