1. Department of Community Medicine and Rehabilitation, Physiotherapy Umeå University Umeå Sweden
2. Umeå Center for Gender Studies Umeå University Umeå Sweden
3. Centre for Musculoskeletal Research, Department of Occupational Health Sciences and Psychology, Faculty of Health and Occupational Studies University of Gävle Gävle Sweden
4. Department of Sociology Umeå University Umeå Sweden