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.
Baraldi E, Allodi MW, Smedler AC, Westrup B, Löwing K, Ådén U.Baraldi E, et al. Among authors: westrup b.Int J Environ Res Public Health. 2020 Dec 13;17(24):9326. doi: 10.3390/ijerph17249326.Int J Environ Res Public Health. 2020.PMID: 33322234Free PMC article.
Berglund SK, Kriström B, Björn M, Lindberg J, Westrup B, Norman M, Domellöf M.Berglund SK, et al. Among authors: westrup b.Acta Paediatr. 2016 Jun;105(6):610-7. doi: 10.1111/apa.13356. Epub 2016 Mar 22.Acta Paediatr. 2016.PMID: 26849678