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.
James SA, Van Hoewyk J, Belli RF, Strogatz DS, Williams DR, Raghunathan TE.James SA, et al. Among authors: strogatz ds.Am J Public Health. 2006 May;96(5):812-7. doi: 10.2105/AJPH.2005.076158. Epub 2006 Mar 29.Am J Public Health. 2006.PMID: 16571689Free PMC article.
Casper M, Wing S, Strogatz D, Davis CE, Tyroler HA.Casper M, et al.Am J Public Health. 1992 Dec;82(12):1600-6. doi: 10.2105/ajph.82.12.1600.Am J Public Health. 1992.PMID: 1456333Free PMC article.
James SA, Keenan NL, Strogatz DS, Browning SR, Garrett JM.James SA, et al. Among authors: strogatz ds.Am J Epidemiol. 1992 Jan 1;135(1):59-67. doi: 10.1093/oxfordjournals.aje.a116202.Am J Epidemiol. 1992.PMID: 1736661
Ainsworth BE, Keenan NL, Strogatz DS, Garrett JM, James SA.Ainsworth BE, et al. Among authors: strogatz ds.Am J Public Health. 1991 Nov;81(11):1477-9. doi: 10.2105/ajph.81.11.1477.Am J Public Health. 1991.PMID: 1951807Free PMC article.