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.
Carr JL, Sheffield PE, Kinney PL.Carr JL, et al. Among authors: sheffield pe.J Public Health Manag Pract. 2012 Mar-Apr;18(2):E24-32. doi: 10.1097/PHH.0b013e31823dea74.J Public Health Manag Pract. 2012.PMID: 22286293Free PMC article.