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.
Ling J, Smith KE, Wilson GB, Brierley-Jones L, Crosland A, Kaner EF, Haighton CA.Ling J, et al.BMC Public Health. 2012 Oct 23;12:892. doi: 10.1186/1471-2458-12-892.BMC Public Health. 2012.PMID: 23092252Free PMC article.
Sinclair J, McCann M, Sheldon E, Gordon I, Brierley-Jones L, Copson E.Sinclair J, et al. Among authors: brierley jones l.BMJ Open. 2019 Jun 17;9(6):e027371. doi: 10.1136/bmjopen-2018-027371.BMJ Open. 2019.PMID: 31209091Free PMC article.