Authors: Strand, LI Ljunggren, AE Haldorsen, EMH Espehaug, B

Citation: Li. Strand et al., The impact of physical function and pain on work status at 1-year follow-up in patients with back pain, SPINE, 26(7), 2001, pp. 800-808

Authors: Strand, LI Wie, SL

Citation: Li. Strand et Sl. Wie, The sock test for evaluating activity limitation in patients with musculoskeletal pain, PHYS THER, 79(2), 1999, pp. 136-145