1. 881. Comprehensive Summaries of Uppsala Dissertations from the Faculty of Medicine 553.811 JOHANSSON EVA Exercise-based physiotherapy management of patients with persistent, non-specific low back pain : a cognitive-behavioural approach to assessment and treatment in a primary care setting / by Eva Johansson ; [Uppsala University]. - Uppsala : Acta Universitatis Upsaliensis, 1999. - 55 s. :