1. Department of Neurology; Technische Universität München; Munich Germany
2. German Center for Neurodegenerative Diseases; Munich Germany
3. Department of Neurology; University Hospital Gießen and Marburg; Marburg Germany
4. Institute for Medical Biometry; Epidemiology and Medical Informatics, Saarland University; Campus Homburg Germany
5. Second Department of Neurology; Attikon University Hospital, University of Athens; Athens Greece
6. Department of Neurology; University of Ulm; Ulm Germany
7. Medical Department; Noscira SA; Madrid Spain
8. Memory and Aging Center; Department of Neurology, University of California; San Francisco California USA
9. Swiss Epilepsy Centre; Klinik Lengg; Zurich Switzerland