1. Department of Neurology and Neurogeriatrics, Johannes Wesling Klinikum Minden Ruhr‐University Bochum Minden Germany
2. Clinic for Ophthalmology, Johannes Wesling Klinikum Minden Ruhr‐University Bochum Minden Germany
3. University Clinic for Haematology, Oncology, Haemostaseology and Palliative Care, Johannes Wesling Klinikum Minden Ruhr‐University Bochum Minden Germany
4. Department of Neurology, St Josef‐Hospital Ruhr‐University Bochum Bochum Germany
5. Department of Neurology Agaplesion Bethesda Krankenhaus Wuppertal Germany