1. Department of Biological and Medical Psychology, University of Bergen, Bergen, Norway;
2. Department of Physical Medicine and Rehabilitation, Harvard Medical School, Boston, MA, USA;
3. Spaulding Rehabilitation Hospital, Boston, MA, USA;
4. Home Base, A Red Sox Foundation and Massachusetts General Hospital Program, Boston, MA, USA;
5. eDivision of Psychiatry, Haukeland University Hospital, Bergen, Norway