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2. ‘Biomechanics of the lumbosacral nerve roots’;Brieg;Acta Radiologica,1963
3. ‘Biomechanical considerations in the straight-leg-raising test, cadaveric and clinical studies of the effects of medial hip rotation’;Brieg;Spine,1979
4. Butler, D S (1987). ‘Adverse mechanical tensions in the nervous system: Application to repetition strain injury,’ Proceedings of the Manipulative Therapists Association of Australia, Fifth Biennial Conference, Melbourne.
5. ‘Adverse mechanical tension in the nervous system, a model for assessment and treatment’;Butler;Australian Journal of Physiotherapy,1989