REFERENCES
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- Bigos S, Bowyer O, Braen G, et al. Acute Low Back Problems in Adults. Clinical Practice Guideline No. 14. Rockville, MD: Agency for Health Care Policy and Research. Public Services:1994. AHCPR publication 95–0642.
- Clinical Standards Advisory Group (1994a ) Report on Back Pain. London: HMSO: 1–89.
- Clinical Standards Advisory Group (1994b ) Epidemiology Review: the epidemiology and cost of back pain. Annex to the CSAG Report on Back Pain. London: HMSO:1–72 (review of epidemiological studies).