1. Department of Neurology, University Medical Center Göttingen and German Center for Neurodegenerative Diseases (DZNE) – site Göttingen, Göttingen, Germany
2. Network Center for Biomedical Research in Neurodegenerative Diseases, Institute Carlos III, Ministry of Health, CIBERNED, Hospitalet de Llobregat, Spain
3. Institute of Neuropathology, University Medical Center HH-Eppendorf (UKE), Hamburg, Germany
4. Bellvitge Biomedical Research Institute (IDIBELL), Hospitalet de Llobregat, Barcelona, Spain