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.
Johannessen GS, Eckner KF, Heiberg N, Monshaugen M, Begum M, Økland M, Høgåsen HR.Johannessen GS, et al.Int J Environ Res Public Health. 2015 Jun 17;12(6):6919-32. doi: 10.3390/ijerph120606919.Int J Environ Res Public Health. 2015.PMID: 26090606Free PMC article.
Ceuppens S, Johannessen GS, Allende A, Tondo EC, El-Tahan F, Sampers I, Jacxsens L, Uyttendaele M.Ceuppens S, et al. Among authors: johannessen gs.Int J Environ Res Public Health. 2015 Aug 18;12(8):9809-31. doi: 10.3390/ijerph120809809.Int J Environ Res Public Health. 2015.PMID: 26295251Free PMC article.