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.
Shidrawi R, Ali Al-Huraibi M, Ahmad Al-Haimi M, Dayton R, Murray-Lyon IM.Shidrawi R, et al.J Med Virol. 2004 Aug;73(4):562-5. doi: 10.1002/jmv.20126.J Med Virol. 2004.PMID: 15221900