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.
Serrano SE, Karr CJ, Seixas NS, Nguyen RH, Barrett ES, Janssen S, Redmon B, Swan SH, Sathyanarayana S.Serrano SE, et al.Int J Environ Res Public Health. 2014 Jun 12;11(6):6193-215. doi: 10.3390/ijerph110606193.Int J Environ Res Public Health. 2014.PMID: 24927036Free PMC article.
Nelson JW, Edhlund BL, Johnson J, Rosebush CE, Holmquist ZS, Swan SH, Nguyen RH.Nelson JW, et al.Int J Environ Res Public Health. 2016 Jul 9;13(7):692. doi: 10.3390/ijerph13070692.Int J Environ Res Public Health. 2016.PMID: 27409626Free PMC article.