1. Prion and Dementia Research UnitInstitute of Neuropathology, University Medical Center GöttingenGöttingen Germany
2. Department of NeurologyUniversity Hospital Schleswig‐HolsteinCampus Kiel Kiel Germany
3. Department of NeurologyUniversity Medical Center Hamburg‐EppendorfEppendorf Germany
4. Neurological Outpatient Clinic for Parkinson Disease and Deep Brain StimulationGera Germany