1. Department of Neurology, UKSH‐Kiel Campus Christian‐Albrechts‐University Kiel Germany
2. Parkinson and Movement Disorders Unit, Department of Neuroscience University of Padua Padua Italy
3. Faculdade de Medicina da Universidade de Lisboa Lisbon Portugal
4. Institut du Cerveau–Paris Brain Institute Assistance Publique Hôpitaux de Paris Pitié‐Salpêtrière Hospital Department of Neurology, Centre d'Investigation Clinique Neurosciences Sorbonne Université Paris France
5. Department Human Neurosciences Sapienza University of Rome Rome Italy
6. Neuromed Rome Italy
7. Faculdade de Medicina Universidade de Lisboa Lisbon Portugal
8. Instituto de Medicina Molecular João Lobo Antunes Lisbon Portugal
9. Campus Neurológico Torres Vedras Portugal
10. Department of Clinical & Movement Neurosciences Institute of Neurology London UK
11. Unidad de Trastornos del Movimiento Servicio de Neurología y Neurofisiología Clínica Instituto de Biomedicina de Sevilla Hospital Universitario Virgen del Rocío/Universidad de Sevilla Seville Spain
12. Centro de Investigación Biomédica en Red sobre Enfermedades Neurodegenerativas Madrid Spain
13. Departamento de Medicina Facultad de Medicina Universidad de Sevilla Seville Spain
14. Institute of Neurology, University Clinic London London UK
15. Klinik f. Neurologie Medizinische Universität Innsbruck Innsbruck Austria
16. Department of Neurology and Neurosurgery, Institute of Clinical Medicine University of Tartu Tartu Estonia
17. Tartu University Hospital Tartu Estonia
18. Department of Neurology and Center of Clinical Neuroscience, First Faculty of Medicine Charles University and General University Hospital in Prague Prague Czechia
19. Department of Neurology Pirogov Russian National Research Medical University Moscow Russia
20. Cochrane Response London UK
21. Division of Neurology, Grenoble, Grenoble Institute of Neurosciences Grenoble Alpes University Grenoble France