affiliation not provided to SSRN, Department of Neurology, University Hospital Regensburg, Weil Institute of Neuroscience, Brain and Spinal Cord Injury Center, University of California, Lifedatascience Consulting, Department of Neurology, University Hospital Regensburg, Department of Neurology, University Hospital Regensburg, Department of Hematology -Internal Medicine III, University Hospital Regensburg, Department of Neurology, University Hospital Regensburg, Department of Neurology, University Hospital Regensburg, epartment of Neurology, University Hospital Regensburg, Department of Neurology, University Hospital Regensburg, Department of Psychiatry and Psychotherapy, University Hospital Regensburg, Department of Hematology -Internal Medicine III, University Hospital Regensburg,, Lifedatascience Consulting, Institute of Molecular Regenerative Medicine, Spinal Cord Injury and Tissue Regeneration Center Salzburg (SCI-TReCS), Paracelsus Medical University, Department of Neurology, University Hospital Regensburg, Center of Neuroradiology, University Hospital Regensburg & District Medical Center Regensburg, BDS Koch, Department of Neurology, University Hospital Regensburg, University of California, San Francisco (UCSF) - Weill Institute for Neurosciences and University Hospital Regensburg - Department of Neurology