1. Department of Neurology, UKSH‐Kiel Campus Christian‐Albrechts‐University Kiel Germany
2. Parkinson and Movement Disorders Unit, Department of Neuroscience University of Padua Padova Italy
3. Faculdade de Medicina da Universidade de Lisboa Lisbon Portugal
4. Department of Neurology Centre d'Investigation Clinique Neurosciences, Sorbonne Université, Institut du Cerveau—Paris Brain Institute—ICM, Assistance Publique Hôpitaux de Paris, Inserm, CNRS, Pitié‐Salpêtrière Hospital Paris France
5. Department of Human Neurosciences Sapienza University of Rome Roma Italy
6. IRCCS Neuromed Pozzilli Italy
7. Faculdade de Medicina, Universidade de Lisboa, IMM Instituto de Medicina Molecular João Lobo Antunes, Lisbon, CNS Campus Neurológico Torres Vedras Portugal
8. Department of Clinical & Movement Neurosciences UCL Institute of Neurology, Queen Square London UK
9. Unidad de Trastornos del Movimiento Servicio de Neurología y Neurofisiología Clínica Instituto de Biomedicina de Sevilla Hospital Universitario Virgen del Rocío/CSIC/Universidad de Sevilla Seville Spain
10. Centro de Investigación Biomédica en Red sobre Enfermedades Neurodegenerativas Madrid Spain
11. Departamento de Medicina Facultad de Medicina Universidad de Sevilla Seville Spain
12. Klinik f. Neurologie Medizinische Universität Innsbruck Innsbruck Austria
13. Department of Neurology and Neurosurgery, Institute of Clinical Medicine University of Tartu Tartu Estonia
14. Tartu University Hospital Tartu Estonia
15. Department of Neurology and Center of Clinical Neuroscience, First Faculty of Medicine Charles University and General University Hospital in Prague Prague Czech Republic
16. Department of Neurology Pirogov Russian National Research Medical University Moscow Russia
17. Cochrane Response London UK
18. Division of Neurology, CHU of Grenoble, Grenoble Institute of Neurosciences, INSERM U1216 Grenoble Alpes University Grenoble France