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.
Castro-Hermida JA, Pors I, Otero-Espinar F, Luzardo-Alvarez A, Ares-Mazás E, Chartier C.Castro-Hermida JA, et al. Among authors: chartier c.Vet Parasitol. 2004 Feb 26;120(1-2):35-41. doi: 10.1016/j.vetpar.2003.12.012.Vet Parasitol. 2004.PMID: 15019141