1. Department of Anaesthesiology Basildon and Thurrock University Hospitals Basildon UK
2. Department of Anaesthesiology Erasmus University Medical Center Rotterdam The Netherlands
3. Clinical Neuropsychology Service Oxford University Hospitals Oxford UK
4. Valencia University Medical School Anesthesia Unit – Surgical Specialties Department, Department of Anaesthesiology, Critical Care and Pain Management General University Hospital Valencia Spain
5. Leeds Pain and Neuromodulation Centre Leeds Teaching Hospitals Leeds UK
6. Department of Neurosurgery Fondation Ophtalmologique Adolphe de Rothschild Paris France
7. Neuromodulation Team Wessex Neurological Centre Southampton UK
8. Department of Anaesthesiology AZ Delta Roeselare Belgium
9. Department of Physiotherapy Basildon and Thurrock University Hospitals Basildon UK
10. Anaesthesiology & Pain Therapy Unit Santa Chiara University Hospital Pisa Italy
11. Pain Unit Clinical Scientific Institutes Maugeri Pavia Italy
12. Department of Pain Medicine The James Cook University Hospital Middlesbrough UK
13. Department of Neurosurgery Sahlgrenska University Hospital Gothenburg Sweden
14. Department of Anaesthesiology and Pain Management Rijnstate Hospital Velp The Netherlands
15. Department of Neurosurgery and Department of Anaesthesiology Aarhus University Hospital Aarhus Denmark
16. Pain Management Service Basildon and Thurrock University Hospitals Basildon UK
17. Department of Neurosurgery Friederikenstift Hannover Hannover Germany
18. Centre for Decision Analysis and Support Ismar Healthcare Lier Belgium