References w1-w10. Posted as supplied by author

  1. Cherkin DC, Deyo RA, Wheeler K, Ciol MA.
    Physician views about treating low back pain: The results of a national survey.
    Spine 1995;20:1-10.

  2. Andersson GBJ.
    The epidemiology of spinal disorders.
    In: Frymoyer JW, ed. The adult spine: principles and practice.
    Philadelphia: Lippincott-Raven, 1997:93-141.

  3. Picavet HSJ, Schouten JSAG, Smit HA.
    Prevalences and consequences of low back pain in the MORGEN-project 1993-1995.
    263200004. Bilthoven, Netherlands:
    Rijksinstituut voor Volksgezondheid en Milieu, 1996.

  4. Frymoyer JW.
    Back pain and sciatica.
    N Eng J Med 1988;318:291-300.

  5. Croft PR, Papageorgiou AC, McNally R.
    Low back pain.
    In: Stevens A, Raffery J, eds. Health care needs assessment.
    Oxford: Radcliffe Medical Press, 1997:129-82.

  6. Jensen MC, Brant-Zawadzki MN, Obuchowski N, Modic MT, Malkasian D, Ross JS.
    Magnetic resonance imaging of the lumbar spine in people without back pain.
    N Engl J Med 1994;331:69-73.

  7. Linton SJ.
    A review of psychological risk factors in back and neck pain.
    Spine 2000;25:1148-56.

  8. Bekkering GE, van Tulder MW, Hendriks EJ, Koopmanschap MA, Knol DL, Bouter LM, et al.
    Implementation of clinical guidelines on physical therapy for patients with low back pain:
    randomized trial comparing patient outcomes after a standard and active implementation strategy.
    Phys Ther 2005;85:544-55.

  9. Waddell G.
    The back pain revolution.
    Edinburgh: Churchill Livingstone, 1998.

  10. Tulder MW van, Koes B, Bombardier C.
    Low back pain.
    Best Pract Res Clin Rheum 2002;16:761-75.