Citation: P. Nystuen et al., Mental health problems as a cause of long-term sick leave in the Norwegianworkforce, SCAND J P H, 29(3), 2001, pp. 175-182
Authors:
Hagen, KB
Holte, HH
Tambs, K
Bjerkedal, T
Citation: Kb. Hagen et al., Socioeconomic factors and disability retirement from back pain - A 1983-1993 population-based prospective study in Norway, SPINE, 25(19), 2000, pp. 2480-2486
Citation: Kb. Hagen et al., A population study of factors associated with general practitioner consultation for non-inflammatory musculoskeletal pain, ANN RHEUM D, 59(10), 2000, pp. 788-793
Authors:
Hagen, KB
Smedstad, LM
Uhlig, T
Kvien, TK
Citation: Kb. Hagen et al., The responsiveness of health status measures in patients with rheumatoid arthritis: Comparison of disease-specific and generic instruments, J RHEUMATOL, 26(7), 1999, pp. 1474-1480