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.
Myhre K, Marchand GH, Leivseth G, Keller A, Bautz-Holter E, Sandvik L, Lau B, Røe C.Myhre K, et al. Among authors: marchand gh.Spine (Phila Pa 1976). 2014 Nov 15;39(24):1999-2006. doi: 10.1097/BRS.0000000000000610.Spine (Phila Pa 1976). 2014.PMID: 25271499Clinical Trial.
Unsgaard-Tøndel M, Kregnes IG, Nilsen TIL, Marchand GH, Askim T.Unsgaard-Tøndel M, et al. Among authors: marchand gh.BMC Musculoskelet Disord. 2018 May 24;19(1):166. doi: 10.1186/s12891-018-2082-y.BMC Musculoskelet Disord. 2018.PMID: 29793536Free PMC article.