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.
Steinnes E, Gaare E, Engen S.Steinnes E, et al. Among authors: engen s.Sci Total Environ. 2009 Jun 1;407(12):3905-8. doi: 10.1016/j.scitotenv.2009.02.025. Epub 2009 Mar 20.Sci Total Environ. 2009.PMID: 19303135
Vindenes Y, Engen S, Saether BE.Vindenes Y, et al. Among authors: engen s.Ecology. 2011 May;92(5):1146-56. doi: 10.1890/10-0500.1.Ecology. 2011.PMID: 21661575
Lee AM, Saether BE, Markussen SS, Engen S.Lee AM, et al. Among authors: engen s.Ecol Lett. 2017 Nov;20(11):1385-1394. doi: 10.1111/ele.12834. Epub 2017 Sep 18.Ecol Lett. 2017.PMID: 28925038