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.
Jin X, Kinner SA, Hopkins R, Stockings E, Courtney RJ, Shakeshaft A, Petrie D, Dobbins T, Dolan K.Jin X, et al. Among authors: petrie d.BMJ Open. 2018 Oct 18;8(10):e021326. doi: 10.1136/bmjopen-2017-021326.BMJ Open. 2018.PMID: 30341114Free PMC article.
Byrnes J, Petrie DJ, Doran CM, Shakeshaft A.Byrnes J, et al.Appl Health Econ Health Policy. 2012 Jan 1;10(1):37-49. doi: 10.2165/11594850-000000000-00000.Appl Health Econ Health Policy. 2012.PMID: 22181353
Shakeshaft A, Petrie D, Doran C, Breen C, Sanson-Fisher R.Shakeshaft A, et al. Among authors: petrie d.BMC Public Health. 2012 Jan 10;12:25. doi: 10.1186/1471-2458-12-25.BMC Public Health. 2012.PMID: 22233608Free PMC article.