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.
Towe-Goodman NR, Stifter CA, Mills-Koonce WR, Granger DA; Family Life Project Key Investigators.Towe-Goodman NR, et al.Dev Psychobiol. 2012 Nov;54(7):685-99. doi: 10.1002/dev.20618. Epub 2011 Nov 29.Dev Psychobiol. 2012.PMID: 22127795Free PMC article.