1. Department of Medical Sciences and Public Health University of Cagliari Cagliari Italy
2. Section of Neurology San Paolo Hospital Bari Italy
3. Department of Medicine, Surgery and Dentistry "Scuola Medica Salernitana" University of Salerno Fisciano Italy
4. IRCCS Neuromed Pozzilli Italy
5. Department of Human Neurosciences Sapienza University of Rome Rome Italy
6. Clinical Neurophysiology Unit Cardarelli Hospital Naples Italy
7. Department of Neurosciences, Reproductive Sciences and Odontostomatology “Federico II” University Naples Italy
8. Parkinson and Movement Disorders Centre Neurology Unit Azienda Ospedaliero‐Universitaria Pisana Pisa Italy
9. Clinical and Experimental Medicine University of Pisa Pisa Italy
10. Neurology Unit ASST Valcamonica Esine Italy
11. Neurology Unit University Hospital Verona Italy
12. Department of Brain and Behavioral Sciences University of Pavia Pavia Italy
13. IRCCS Mondino Foundation Pavia Italy
14. Neurology Unit San Filippo Neri Hospital Rome Italy
15. Department of Clinical and Experimental Medicine University of Messina Messina Italy
16. Center for Botulinum Toxin Therapy Neurology Unit, A.O.U. Mater domini Catanzaro Italy
17. Department of Neurology IRCCS Humanitas Research Hospital Milan Italy
18. IRCCS Fondazione Don Carlo Gnocchi Onlus Milan Italy
19. Unit of Neurology Ospedale Maria Vittoria Turin Italy
20. Departmentt of Neurology Ospedale degli Infermi Ponderano Italy
21. Department of Basic Medical Sciences, Neurosciences and Sense Organs University of Bari “Aldo Moro” Bari Italy
22. Agostino Gemelli IRCCS University Hospital Foundation Rome Italy
23. Institute of Neurology Università Cattolica del Sacro Cuore Rome Italy
24. Neurology Unit 1, Fondazione IRCSS Istituto Neurologico “Carlo Besta” Milan Italy
25. Neurology Service and Stroke Unit, Department of Neuroscience AO Brotzu Cagliari Italy
26. Ospedale Policlinico San Martino IRCCS Genoa Italy
27. Movement Disorders Centre, Neurology Unit, Department of Translational Medicine University of Piemonte Orientale Novara Italy
28. Neurology Unit Villa Sofia Hospital Palermo Italy
29. IRCCS Institute of Neurological Sciences Ospedale Bellaria Bologna Italy
30. Neurology Unit, Department of Neuroscience, Biomedicine and Movement University of Verona Verona Italy
31. Department of Neuroscience, U.O. of Neurophysiology IRCCS Istituto Auxologico Italiano Milan Italy
32. Department of Neuroscience “Rita Levi Montalcini” University of Torino Torino Italy
33. Neurology 2 Unit A.O.U. Città Della Salute e Della Scienza di Torino Torino Italy