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.
Wallenborn JT, Masho SW, Ratliff S.Wallenborn JT, et al. Among authors: ratliff s.Matern Child Health J. 2017 Mar;21(3):554-561. doi: 10.1007/s10995-016-2139-1.Matern Child Health J. 2017.PMID: 27449653
Paliwal Y, Slattum PW, Ratliff SM.Paliwal Y, et al.Biomed Res Int. 2017;2017:5146378. doi: 10.1155/2017/5146378. Epub 2017 Mar 28.Biomed Res Int. 2017.PMID: 28459060Free PMC article.