1. The Swedish back school;Zachrisson-Forssell;Physiotherapy,1980
2. Intravital dynamic pressure measurements in lumbar discs. A study of common movements, maneuvers and exercises;Nachemson;Scand J Rehabil Med Suppl,1970
3. A controlled, prospective study to evaluate the effectiveness of a back school in the relief of chronic low back pain;Klaber Moffett;Spine,1986
4. A controlled study on the outcome of inpatient and outpatient treatment of low back pain. Part I. Pain, disability, compliance, and reported treatment benefits three months after treatment;Harkapaa;Scand J Rehabil Med,1989
5. 1987 Volvo award in clinical sciences. A new clinical model for the treatment of low-back pain;Waddell;Spine,1987