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.
Murgia N, Torén K, Kim JL, Andersson E.Murgia N, et al. Among authors: toren k.BMC Public Health. 2011 Sep 6;11:689. doi: 10.1186/1471-2458-11-689.BMC Public Health. 2011.PMID: 21896193Free PMC article.
Andersson E, Murgia N, Nilsson T, Karlsson B, Torén K.Andersson E, et al. Among authors: toren k.Environ Health. 2013 Dec 19;12:113. doi: 10.1186/1476-069X-12-113.Environ Health. 2013.PMID: 24354705Free PMC article.