1. Department of Medical Sciences, Rehabilitation Medicine, Uppsala University, Uppsala, Sweden
2. Department of Clinical Neuroscience, Karolinska Institutet Stockholm, Sweden
3. Department of Medical Epidemiology and Biostatistics, Karolinska Institutet, Stockholm, Sweden
4. Department of Medical Sciences, Örebro University, Örebro, Sweden
5. Department of Psychological and Brain Sciences, Indiana University, Bloomington, IN, USA
6. Department of Medical Sciences, Neurosurgery, Uppsala University, Uppsala, Sweden
7. Department of Clinical Neuroscience, Karolinska Institutet, Stockholm, Sweden
8. Department of Neuroscience, Karolinska Institutet, Stockholm, Sweden
9. Department of Clinical Sciences Lund, Neurosurgery, Lund University, Skåne University Hospital, Lund, Sweden