1. Department of Neuromedicine and Movement Science, Norwegian University of Science and Technology (NTNU), Trondheim, Norway.
2. Department of Medical Imaging, Levanger Hospital, Levanger, Norway.
3. Department of Physical Medicine and Rehabilitation, St. Olavs University Hospital, Trondheim, Norway.
4. Department of Radiology and Nuclear Medicine, St. Olavs University Hospital, Trondheim, Norway.
5. Coma Science Group, Cyclotron Research Center and University Hospital of Liège, University of Liège, Liège, Belgium.
6. Department of Neurosurgery, St. Olavs University Hospital, Trondheim, Norway.