1. Division of Neurological Pain Research and Therapy Department of Neurology University Hospital of Schleswig‐Holstein Campus Kiel
2. Pain Center Berlin Germany
3. Clinical University Hospital University of Santiago de Compostela Santiago de Compostela Spain
4. Grünenthal Innovations – Global Biometrics Grünenthal GmbH
5. Medical Affairs Europe & Australia Grünenthal GmbH Aachen Germany