1. University College London (UCL) Institute of Neurology; London UK
2. Reta Lila Weston Institute of Neurological Studies; UCL Institute of Neurology; London UK
3. Queen Square Brain Bank for Neurological Disorders, UCL Institute of Neurology; London UK
4. Center for Neurodegenerative diseases, Department of Medicine, Surgery and Dentistry; University of Salerno; Salerno Italy
5. Department of Neurology; University Clinic of Würzburg; Würzburg Germany
6. Istituti di Ricovero e Cura a Carattere. Scientifico (IRCCS) Institute of Science and Neurology of Bologna; Bologna Italy
7. Department of Biomedical and Neuromotor Sciences; University of Bologna; Bologna Italy
8. Department of Neurology; University Hospital Heidelberg; Heidelberg Germany
9. UCL Institute of Neurology; London UK
10. National Hospital for Neurology and Neurosurgery; London UK
11. Department of Molecular Neuroscience, UCL Institute of Neurology; University College London; London UK