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.
Mukherjee B, Ko YA, Vanderweele T, Roy A, Park SK, Chen J.Mukherjee B, et al.Stat Med. 2012 Sep 28;31(22):2531-51. doi: 10.1002/sim.5315. Epub 2012 Mar 13.Stat Med. 2012.PMID: 22415818Free PMC article.
Ko YA, Mukherjee B, Smith JA, Park SK, Kardia SL, Allison MA, Vokonas PS, Chen J, Diez-Roux AV.Ko YA, et al. Among authors: mukherjee b.Stat Med. 2014 Dec 20;33(29):5177-91. doi: 10.1002/sim.6281. Epub 2014 Aug 11.Stat Med. 2014.PMID: 25112650Free PMC article.