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.
Samuelsson L, Lindell D.Samuelsson L, et al. Among authors: lindell d.Eur Spine J. 1995;4(5):284-90. doi: 10.1007/BF00301035.Eur Spine J. 1995.PMID: 8581529Review.
Samuelsson M, Samuelsson L, Lindell D.Samuelsson M, et al. Among authors: lindell d.Stroke. 1994 Nov;25(11):2165-70. doi: 10.1161/01.str.25.11.2165.Stroke. 1994.PMID: 7974540