[1] Department of Surgery,IKOM Department of Clinical and Molecular Medicine
[2] Levanger Hospital,Regional Centre for Child and Youth Mental Health and Child Welfare – Central Norway, Faculty of Medicine, Department of Mental Health, Faculty of Medicine
[3] Nord-Trøndelag Hospital Trust,Clinic of Surgery, St Olavs Hospital
[4] NTNU,undefined
[5] Norwegian University of Science and Technology,undefined
[6] Norwegian University of Science and Technology,undefined
[7] Trondheim University Hospital,undefined