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.
Lindström M, Wredmark T, Wretling ML, Henriksson M, Felländer-Tsai L.Lindström M, et al. Among authors: wredmark t.Knee. 2015 Dec;22(6):559-64. doi: 10.1016/j.knee.2015.04.015. Epub 2015 Jun 6.Knee. 2015.PMID: 26051483Clinical Trial.