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.
Barbour V, Clark J, Jones S, Peiperl L, Veitch E, Yamey G.Barbour V, et al. Among authors: veitch e.PLoS Med. 2010 Jan 26;7(1):e1000222. doi: 10.1371/journal.pmed.1000222.PLoS Med. 2010.PMID: 20126257Free PMC article.
PLoS Medicine Editors; Barbour V, Clark J, Peiperl L, Veitch E, Wong M, Yamey G.PLoS Medicine Editors, et al. Among authors: veitch e.PLoS Med. 2008 May 27;5(5):e118. doi: 10.1371/journal.pmed.0050118.PLoS Med. 2008.PMID: 18507502Free PMC article.