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.
Cafiero C, Matarasso S.Cafiero C, et al. Among authors: matarasso s.EPMA J. 2013 Jun 14;4(1):16. doi: 10.1186/1878-5085-4-16.EPMA J. 2013.PMID: 23763842Free PMC article.