1. Department of Clinical and Molecular Medicine Sapienza University of Rome Rome Italy
2. Department of Clinical and Molecular Medicine S. Andrea University Hospital Rome Italy
3. Agostino Gemelli IRCCS University Hospital Foundation Rome Italy
4. Institute of Genomic Medicine, Catholic University Rome Italy
5. Foundation IRCCS Ca'Granda Ospedale Maggiore Policlinico Neurology Unit Milan Italy
6. Dino Ferrari Center, Neuroscience Section, Department of Pathophysiology and Transplantation University of Milan Milan Italy
7. Neurosciences Research Centre Molecular and Clinical Sciences Institute, St George's University of London London United Kingdom
8. Department of Neurology IRCCS Humanitas Research Hospital Rozzano Milan Italy
9. IRCCS Mondino Foundation Pavia Italy
10. Department of Brain and Behavioural Sciences University of Pavia Pavia Italy
11. Center for Neurodegenerative Diseases, Department of Medicine Surgery and Dentistry "ScuolaMedicaSalernitana," University of Salerno Baronissi SA Italy
12. Institute of Neurology, Università Cattolica del Sacro Cuore Rome Italy
13. Department of Clinical Genetics Erasmus MC, University Medical Center Rotterdam Rotterdam the Netherlands
14. Department of Neuroscience, Imaging and Clinical Sciences University G. d‘Annunzio of Chieti‐Pescara Chieti Italy
15. Parkinson Center Neurology Complex Operative Unit, Sant'Eugenio Hospital Rome Italy
16. Brotzu Hospital Neurology Cagliari Italy
17. Department of Neuroscience, Reproductive, and Odontostomatological Sciences University of Naples Federico II Naples Italy
18. Parkinson and Movement Disorders Unit, Fondazione IRCCS Istituto Neurologico Carlo Besta Milan Italy
19. Department of Human Neurosciences Sapienza University of Rome Rome Italy
20. IRCCS Neuromed Pozzilli (Isernia) Italy
21. Department of Neurology University Hospital of Cagliari Cagliari Italy
22. Department of Molecular Medicine University of Pavia Pavia Italy
23. Department of Systems Medicine University of Roma Tor Vergata Rome Italy
24. Department of Experimental and Clinical Medicine University of Messina Messina Italy