1. Coventry, M. B., Ghormley, R. K., and Kernohan, J. W., 1945, “Intervertebral Disc—Its Microscopic Anatomy and Pathology—Part I: Anatomy, Development and Physiology.” J. Bone Joint Surg. Am., 27, No. 1, pp. 105–112.
2. Ayad, S., and Sandell, L. J., 1996, “Collagens of the Intervertebral Disc: Structure, Function, and Changes During Aging and Disease,” in: Low Back Pain: A Scientific and Clinical Overview, J. N. Weinstein and S. L. Gordon, eds., American Academy of Orthopaedic Surgeons, Rosemont, IL, pp. 539–556.
3. Bayliss, M. T., and Johnstone, B., 1992, “Biochemistry of the Intervertebral Disc,” in: The Lumbar Spine and Back Pain, M. I. V. Jayson and A. S. J. Dixon, eds., Churchill Liningstone, London, pp. 111–131.
4. Cassidy, J. J., Hiltner, A., and Baer, E., 1989, “Hierarchical Structure of the Intervertebral Disc,” Connect. Tissue Res., 23, pp. 75–88.
5. Eyre, D. R. , 1979, “Biochemistry of the Intervertebral Disc,” Connect. Tissue Res., 8, pp. 227–291.