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.
Magnussen HJ, Kjeken I, Pinxsterhuis I, Sjøvold TA, Hennig T, Thorsen E, Feiring M.Magnussen HJ, et al. Among authors: kjeken i.Health Expect. 2023 Jun;26(3):1276-1286. doi: 10.1111/hex.13744. Epub 2023 Mar 14.Health Expect. 2023.PMID: 36916677Free PMC article.
Kjeken I, Bjor T, Westerlund D.Kjeken I, et al.Tidsskr Nor Laegeforen. 2008 Feb 14;128(4):468-70.Tidsskr Nor Laegeforen. 2008.PMID: 18274584Free article.Norwegian.No abstract available.
Kjeken I, Kvien TK, Dagfinrud H.Kjeken I, et al.Tidsskr Nor Laegeforen. 2007 Mar 1;127(5):598-9.Tidsskr Nor Laegeforen. 2007.PMID: 17332814Free article.Norwegian.
Prior Y, Tennant A, Tyson S, Kjeken I, Hammond A.Prior Y, et al. Among authors: kjeken i.BMC Musculoskelet Disord. 2018 Jul 31;19(1):275. doi: 10.1186/s12891-018-2177-5.BMC Musculoskelet Disord. 2018.PMID: 30064399Free PMC article.
Kjeken I, Møller G, Kvien TK.Kjeken I, et al.Arthritis Care Res. 1995 Jun;8(2):108-13. doi: 10.1002/art.1790080209.Arthritis Care Res. 1995.PMID: 7794984Clinical Trial.