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.
Arndt U, Wennemuth G, Barth P, Nain M, Al-Abed Y, Meinhardt A, Gemsa D, Bacher M.Arndt U, et al.J Virol. 2002 Sep;76(18):9298-306. doi: 10.1128/jvi.76.18.9298-9306.2002.J Virol. 2002.PMID: 12186913Free PMC article.