1. Department of Neurology; Beth Israel Deaconess Medical Center; Boston MA
2. Department of Neurology; University Hospital of Zurich; Zurich Switzerland
3. Department of General Pathology and Pathological Physiology; Institute of Experimental Medicine; St Petersburg Russia
4. Department of Neuropathology; Beth Israel Deaconess Medical Center; Boston MA
5. Department of Neuropathology, Institute of Pathology; Medical University of Graz; Graz Austria
6. Department of Psychiatry; Stanford University Center for Narcolepsy; Palo Alto CA