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.
Newton RL Jr, Han H, Johnson WD, Hickson DA, Church TS, Taylor HA, Tudor-Locke C, Dubbert PM.Newton RL Jr, et al.Prev Med. 2013 Dec;57(6):855-9. doi: 10.1016/j.ypmed.2013.09.018. Epub 2013 Oct 3.Prev Med. 2013.PMID: 24096141Free PMC article.
Tudor-Locke C, Swift DL, Schuna JM Jr, Dragg AT, Davis AB, Martin CK, Johnson WD, Church TS.Tudor-Locke C, et al.BMC Public Health. 2014 Feb 15;14:168. doi: 10.1186/1471-2458-14-168.BMC Public Health. 2014.PMID: 24528783Free PMC article.Clinical Trial.