1. Centre for Cancer Research (CIC IBMCC-CSIC/USAL), Department of Medicine, CIBERONC, University of Salamanca, Salamanca, Spain
2. Centre for Neuroscience and Cell Biology, University of Coimbra, Coimbra, Portugal
3. Faculty of Pharmacy, University of Coimbra, Coimbra, Portugal
4. Servicio de Neurocirugía, Hospital Universitario e Instituto Biosanitario de Salamanca (IBSAL), Salamanca, Spain
5. Department of Statistics, University of Salamanca, Salamanca, Spain
6. Departamento de Hematología, Hospital Universitario, IBSAL, IBMCC (USAL-CSIC), Salamanca, Spain
7. Neurosurgery Service, University Hospital of Coimbra, Coimbra, Portugal
8. Neuropathology Laboratory, Neurology Service, University Hospital of Coimbra, Coimbra, Portugal
9. Faculty of Medicine, University of Coimbra, Coimbra, Portugal
10. Department of Neurology, Erasmus MC, Rotterdam, The Netherlands
11. Instituto Biosanitario de Salamanca (IBSAL), Salamanca, Spain