... and design, acquisition, analysis and interpretation of data and drafting of the manuscript EH was involved in design, interpretation of data, drafting of the manuscript and supervision ØE was ... was involved in conception and design, interpretation of data, drafting of the manuscript and supervision BL was involved in analysis and interpretation of data AMB is the guarantor for this paper ... paper Acknowledgements The study was funded and supported by the Norwegian Department of Justice, the Norwegian Foundation for Health and Rehabilitation, and the Norwegian Institute of Public Health...