Low Back Pain

Cypress B.K. (1983). Characteristics of physician visits for back symptoms: A national perspective. American Journal of Public Health, 73(4), 389–395.

Holbrook T.L. , Grazier K. , Kelsey J.L. , & Stauffer R.N. (eds.) (1984). Impact—Back pain. The Frequency of Occurrence, Impact and Cost of Selected Musculoskeletal Conditions in the United States. Chicago, IL: American Academy of Orthopaedic Surgeons.

Kelsey J.L. , White A.A. , Pastides H. , and Bisbee G.E. (1979). The impact of musculoskeletal disorders on the population of the United States. The Journal of Bone and Joint Surgery, 61A(7) 959–964.

Snook , & Jenson (1984). Cost.In: Pope M.H. , Frymoyer J.W. , and Andersson G. (Eds.) Occupational Low Back Pain. New York, NY: Praeger Publishers, pp. 115–121.

Vällfors B. (1985). Acute, subacute and chronic low back pain: Clinical symptoms, absenteeism and working environment. Scandinavian Journal of Rehabilitation Medicine, Suppl 11, 39–47.