1. Department of Neuroradiology; Institute of Clinical Sciences; Gothenburg Sweden
2. Department of Radiation Physics; Institute of Clinical Sciences; Gothenburg Sweden
3. Medical Physics and Biomedical Engineering; Sahlgrenska University Hospital; Gothenburg Sweden
4. Department of Clinical Neuroscience and Rehabilitation; Institute of Neuroscience and Physiology; Sahlgrenska Academy at the University of Gothenburg; Sweden
5. Center of Functionally Integrative Neuroscience; Århus University Hospital; Denmark