1. Department of Neurology Technische Universität München München Germany
2. Division of Rheumatology McGill University Health Centre Montreal Quebec Canada
3. Alan Edwards Pain Management Unit McGill University Health Centre Montreal Quebec Canada
4. Internal Medicine 1 Klinikum Saarbrücken Saarbrücken Germany
5. Department Psychosomatic Medicine and Psychotherapy Technische Universität München München Germany