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.
Liljenqvist UR, Halm HF, Link TM.Liljenqvist UR, et al.Spine (Phila Pa 1976). 1997 Oct 1;22(19):2239-45. doi: 10.1097/00007632-199710010-00008.Spine (Phila Pa 1976). 1997.PMID: 9346144
Liljenqvist UR, Link TM, Halm HF.Liljenqvist UR, et al.Spine (Phila Pa 1976). 2000 May 15;25(10):1247-53. doi: 10.1097/00007632-200005150-00008.Spine (Phila Pa 1976). 2000.PMID: 10806501
Lepsien U, Bullmann V, Hackenberg L, Liljenqvist U.Lepsien U, et al.Z Orthop Ihre Grenzgeb. 2002 Jan-Feb;140(1):77-82. doi: 10.1055/s-2002-22095.Z Orthop Ihre Grenzgeb. 2002.PMID: 11898069German.
Hackenberg L, Link T, Liljenqvist U.Hackenberg L, et al.Spine (Phila Pa 1976). 2002 May 1;27(9):937-42. doi: 10.1097/00007632-200205010-00010.Spine (Phila Pa 1976). 2002.PMID: 11979165