1. Department of Neurology and Neuroscience; Mount Sinai School of Medicine; New York NY USA
2. Institute for Research; Scientific Institute for Care and Treatment; San Raffaele Rome Italy
3. Center for Human Experimental Therapeutics; University of Rochester; New York USA
4. National Institute for Health and Medical Research Unit 455; Clinical Investigation Center; Departments of Clinical Pharmacology and Neurosciences, and Faculty of Medicine; Toulouse France
5. Department of Neurology; Innsbruck Medical University; Innsbruck Austria
6. University Department of Clinical Neurosciences; Institute of Neurology; University College London, National Hospital for Neurology, and Neurosurgery and Royal Free Hospital; London United Kingdom
7. Department of Neurology; Istanbul University; Instanbul Turkey
8. Orion Pharma; Espoo Finland
9. 4Pharma AB; Stockholm Sweden