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About the article
Published Online: 2018-02-14
Published in Print: 2018-01-26
Research funding: The study was supported by a grant from the Central Norway Regional Health Authority.
Conflict of interest: The authors declare that the research was conducted in the absence of any commercial or financial relationships that could lead to potential conflicts of interest.
Informed consent: The participants received written information and signed informed consent forms.
Ethical approval: The study was performed in accordance with the Helsinki Declaration and approved by the Regional Committee for Medical and Health Research Ethics (REK 4.2007.81).
AKM, AM, SNS, SM and JG performed the research. AKM, AM, SNS, SM and JG analyzed the data. AKM, AM, SNS, SM, HSR, NKV, KS and JG drafted the manuscripts. AKM and JG wrote the paper. HSR, NKV, SM and JG designed the study. All authors read and approved the final manuscript.
Availability of data and materials
All data underlying the findings may be available upon request. Requests for the data should be addressed to Director General Pål Molander or Director of Communication Sture Bye at National Institute of Occupational Health (NIOH), Norway: email@example.com.
Citation Information: Scandinavian Journal of Pain, Volume 18, Issue 1, Pages 93–98, ISSN (Online) 1877-8879, ISSN (Print) 1877-8860, DOI: https://doi.org/10.1515/sjpain-2017-0168.