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.
Bandoli G, Lindsay S, Johnson DL, Kao K, Luo Y, Chambers CD.Bandoli G, et al.J Obstet Gynaecol. 2012 Oct;32(7):657-62. doi: 10.3109/01443615.2012.698669.J Obstet Gynaecol. 2012.PMID: 22943712
Feldman HS, Jones KL, Lindsay S, Slymen D, Klonoff-Cohen H, Kao K, Rao S, Chambers C.Feldman HS, et al.Am J Med Genet A. 2011 Dec;155A(12):2949-55. doi: 10.1002/ajmg.a.34276. Epub 2011 Oct 14.Am J Med Genet A. 2011.PMID: 22002918