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.
Zimring JC, Cadwell CM, Spitalnik SL.Zimring JC, et al. Among authors: spitalnik sl.Transfus Med Rev. 2009 Jul;23(3):189-204. doi: 10.1016/j.tmrv.2009.03.002.Transfus Med Rev. 2009.PMID: 19539874Review.