1. Institute of Neuroscience and Medicine (INM-1, INM-3, INM-4, INM-11), Forschungszentrum Juelich , Juelich , Germany
2. Department of Nuclear Medicine, RWTH University Hospital Aachen, RWTH University Aachen , Aachen , Germany
3. Department of General Neurosurgery, Center for Neurosurgery, Faculty of Medicine and University Hospital Cologne, University of Cologne , Cologne , Germany
4. Center of Integrated Oncology (CIO), Universities of Aachen , Bonn, Cologne, and Duesseldorf , Germany
5. Department of Stereotaxy and Functional Neurosurgery, Center for Neurosurgery, Faculty of Medicine and University Hospital Cologne , Cologne , Germany
6. Juelich-Aachen Research Alliance (JARA), Section JARA-Brain , Juelich , Germany
7. Department of Neurology, RWTH University Hospital Aachen, RWTH University Aachen , Aachen , Germany
8. Institute for Anatomy I, Medical Faculty and University Hospital Duesseldorf, Heinrich Heine University Duesseldorf , Duesseldorf , Germany
9. Department of Neurology, Faculty of Medicine and University Hospital Cologne, University of Cologne , Cologne , Germany