1. Department of Neurology, Haaglanden Medical Center, The Hague, the Netherlands
2. Department of Neurology, Leiden University Medical Center, Leiden, the Netherlands
3. Brainstrust (The Brain Cancer People), Cowes, Isle of Wight, UK
4. Edinburgh Centre for Neuro-Oncology, Western General Hospital, Edinburgh, UK
5. Department of Medical Psychology, Haaglanden Medical Center, The Hague, the Netherlands
6. Department of Neuroscience, Cambridge University Hospitals, Cambridge, UK
7. International Brain Tumour Alliance, Tadworth, UK
8. Neuro-Oncology Unit, IRCCS Regina Elena National Cancer Institute, Rome, Italy
9. Division of Psychiatry, Royal Edinburgh Hospital, University of Edinburgh, Edinburgh, UK