Lindh, M., Lurie, M. and Sanne, H. (1997) “A randomized prospective study of vocational outcome in rehabilitation of patients with non-specific musculoskeletal pain: a multidisciplinary approach to patients identified after 90 days of sick-leave”, Journal of Rehabilitation Medicine, 29(2), pp. 103–112. doi: 10.2340/165019771997103112.