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.
Pyörälä S, Jousimies-Somer H, Mero M.Pyörälä S, et al.Br Vet J. 1992 Jan-Feb;148(1):54-62. doi: 10.1016/0007-1935(92)90067-B.Br Vet J. 1992.PMID: 1551015
Pyörälä SH, Pyörälä EO.Pyörälä SH, et al. Among authors: pyorala eo.J Am Vet Med Assoc. 1998 Feb 1;212(3):407-12.J Am Vet Med Assoc. 1998.PMID: 9470054
Kaartinen L, Löhönen K, Wiese B, Franklin A, Pyörälä S.Kaartinen L, et al. Among authors: pyorala s.Acta Vet Scand. 1999;40(3):271-8. doi: 10.1186/BF03547025.Acta Vet Scand. 1999.PMID: 10605144Free PMC article.