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.
Dahl OE, Reikerås O, Pripp AH, Engesæter LB.Dahl OE, et al.Tidsskr Nor Laegeforen. 2018 Feb 19;138(4). doi: 10.4045/tidsskr.17.0946. Print 2018 Feb 20.Tidsskr Nor Laegeforen. 2018.PMID: 29460584Free article.Norwegian.No abstract available.
Dahl OE, Reikerås O, Pripp AH, Engesæter LB.Dahl OE, et al.Tidsskr Nor Laegeforen. 2018 Jun 12;138(10). doi: 10.4045/tidsskr.18.0446. Print 2018 Jun 12.Tidsskr Nor Laegeforen. 2018.PMID: 29893092Free article.Norwegian.No abstract available.