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.
Browning MT, Mustafa F, Schmidt RD, Lew KA, Rizvi TA.Browning MT, et al.J Gen Virol. 2003 Mar;84(Pt 3):621-627. doi: 10.1099/vir.0.18886-0.J Gen Virol. 2003.PMID: 12604814
Wilson RA, Keefe TJ, Davis MA, Browning MT, Ondrusek K.Wilson RA, et al. Among authors: browning mt.Am J Vet Res. 1988 Jun;49(6):743-6.Am J Vet Res. 1988.PMID: 3041880