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.
Goodwin KA, Jackson R, Brown C, Davies PR, Morris RS, Perkins NR.Goodwin KA, et al. Among authors: perkins nr.N Z Vet J. 2004 Aug;52(4):175-9. doi: 10.1080/00480169.2004.36425.N Z Vet J. 2004.PMID: 15726127
Kung N, Mackenzie S, Pitt D, Robinson B, Perkins NR.Kung N, et al. Among authors: perkins nr.Aust Vet J. 2011 Jul;89 Suppl 1:78-85. doi: 10.1111/j.1751-0813.2011.00781.x.Aust Vet J. 2011.PMID: 21711297