1. Department of Neurology, University Hospital of Regensburg, Regensburg, Germany
2. Department of Ophthalmology, St Erik Eye Hospital, Stockholm, Sweden
3. Department of Clinical Sciences, Ophthalmology, Lund University, Lund, Sweden
4. Queen Square Institute of Neurology, UCL, Department of Neuroimmunology & The National Hospital for Neurology and Neurosurgery, Moorfields Eye Hospital, London, UK
5. Amsterdam UMC, Locatie VUmc, Departments of Neurology and Ophthalmology, NL, Moorfields Eye Hospital, London, UK