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.
Zwart JA, Bovim G, Johnsen HJ, Schrader H.Zwart JA, et al.Tidsskr Nor Laegeforen. 1993 May 10;113(12):1461-2.Tidsskr Nor Laegeforen. 1993.PMID: 7741803Norwegian.
Bovim G, Johnsen HJ, Zwart JA.Bovim G, et al. Among authors: zwart ja.Tidsskr Nor Laegeforen. 1995 Jan 20;115(2):203-6.Tidsskr Nor Laegeforen. 1995.PMID: 7855810Norwegian.
Bovim G, Johnsen HJ, Zwart JA, Unsgård G.Bovim G, et al. Among authors: zwart ja.Tidsskr Nor Laegeforen. 1995 Jan 20;115(2):207-9.Tidsskr Nor Laegeforen. 1995.PMID: 7855811Norwegian.
Sjaastad O, Stolt-Nielsen A, Blume H, Zwart JA, Fredriksen TA.Sjaastad O, et al. Among authors: zwart ja.Funct Neurol. 1995 Nov-Dec;10(6):265-71.Funct Neurol. 1995.PMID: 8837990