1. University Medical Center, Freiburg; Interdisciplinary Pain Canter; Breisacher Strasse, 64 Freiburg Germany 79106
2. Paracelsus - Elena Hospital, Centre of Parkinson and Movement Disorders; Klinikstrasse 16 Kassel Germany 34128
3. RPS Research Germany GmbH, Nuremberg and University Erlangen-Nuremberg; Scheurlstrasse 21 Nürnberg Germany 90478
4. University Medical Center, Hamburg - Eppendorf; Department of Medical Psychology; Martinistrasse 52 Hamburg Germany 20246
5. University Medical Center, Freiburg; Department of Psychiatry and Psychotherapy; Hauptstrasse 5 Freiburg Germany 79104