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.
Almquist YB, Straatmann VS.Almquist YB, et al. Among authors: straatmann vs.Int J Environ Res Public Health. 2022 Jun 27;19(13):7881. doi: 10.3390/ijerph19137881.Int J Environ Res Public Health. 2022.PMID: 35805537Free PMC article.
Lai ET, Schlüter DK, Lange T, Straatmann V, Andersen AN, Strandberg-Larsen K, Taylor-Robinson D.Lai ET, et al.BMJ Open. 2020 Oct 12;10(10):e040056. doi: 10.1136/bmjopen-2020-040056.BMJ Open. 2020.PMID: 33046476Free PMC article.