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.
Harandi AM, Medaglini D, Shattock RJ; Working Group convened by EUROPRISE.Harandi AM, et al.Vaccine. 2010 Mar 11;28(12):2363-6. doi: 10.1016/j.vaccine.2009.12.084. Epub 2010 Jan 9.Vaccine. 2010.PMID: 20064476