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.
Garfield LD, Brown DS, Allaire BT, Ross RE, Nicol GE, Raghavan R.Garfield LD, et al. Among authors: raghavan r.Am J Public Health. 2015 Mar;105(3):524-9. doi: 10.2105/AJPH.2014.302258. Epub 2015 Jan 20.Am J Public Health. 2015.PMID: 25602884Free PMC article.
Raghavan R, Allaire BT, Brown DS, Ross RE.Raghavan R, et al.Matern Child Health J. 2016 Jun;20(6):1280-7. doi: 10.1007/s10995-016-1929-9.Matern Child Health J. 2016.PMID: 27017228Free PMC article.