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.
Marang-van de Mheen PJ, Smith GD, Hart CL.Marang-van de Mheen PJ, et al. Among authors: smith gd.Soc Sci Med. 1999 Jun;48(12):1851-6. doi: 10.1016/s0277-9536(99)00071-4.Soc Sci Med. 1999.PMID: 10405021
Hart CL, Hole DJ, Smith GD.Hart CL, et al. Among authors: smith gd.Am J Public Health. 2000 Nov;90(11):1788-91. doi: 10.2105/ajph.90.11.1788.Am J Public Health. 2000.PMID: 11076253Free PMC article.
Ness AR, Smith GD, Hart C.Ness AR, et al. Among authors: smith gd.J Epidemiol Community Health. 2001 Jun;55(6):379-82. doi: 10.1136/jech.55.6.379.J Epidemiol Community Health. 2001.PMID: 11350992Free PMC article.