1. Dipartimento di Neuroscience, Università Cattolica del Sacro Cuore, Rome, Italy
2. Department of Neuroscience AFaR‐Fatebenefratelli Association for Biomedical Research “San Giovanni Calibita‐Fatebenefratelli” Hospital, Isola Tiberina, Rome
3. Department of Neurology, Hospital de Santa Maria, Centro Hospitalar Lisboa Norte, EPE, Lisbon, Portugal
4. Sobell Department of Motor Neuroscience and Movement Disorders, UCL, Institute of Neurology, University College London, United Kingdom
5. Division of Neurology, Toronto Western Hospital, University of Toronto, Toronto, Ontario, Canada
6. Service of Neurology, Pontifical Catholic University of Parana, Curitiba, Brazil
7. Dipartimento di Neuroscienze, Scienze Psichiatriche ed Anestesiologiche, Università di Messina, Messina, Italy
8. Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts, USA
9. UC Neuroscience Institute, Department of Neurology, Gardner Center for Parkinson's Disease and Movement Disorders, University of Cincinnati, Cincinnati, Ohio, USA