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- Causes and cure of low back pain and sciatica / edit. Mark D. Brown, Björn L. Rydevik. 1991. Vol. 22, No. 2, [Supl.] - Philadelphia : Saunders, 1991 - s. 11, 181-362.(Orthopedic Clinics of North America; [Supl.]) [1, currently available 0, at library only 1]
- Chapters, articles