1 Department of Neurology, Medical University Innsbruck, Innsbruck, Austria.
2 Department of Neurology, New York University Grossman School of Medicine, New York, New York, USA.
3 Dipartimento di Scienze Biomediche e Neuromotorie, Università di Bologna, Bologna, Italy.
4 IRCCS, Istituto delle Scienze Neurologiche di Bologna, Bologna, Italy.
5 Neurology Clinic, Clinical Center of Serbia, Faculty of Medicine, University of Belgrade, Beograd, Serbia.
6 Clinical Science, Assessment and Innovation, Department of Clinical Development, Lundbeck, Valby, Denmark.
7 Department of Neurology, County Clinic Hospital, Faculty of Medicine, Transylvania University, Brasov, Romania.
8 CHU Bordeaux, Service de Neurologie des Maladies Neurodégénératives, IMNc, Bordeaux, France.
9 German Center for Neurodegenerative Diseases (DZNE), Munich, Germany.
10 Department of Neurology, Hannover Medical School, Hannover, Germany.
11 Patient Advocacy Group, Multiple System Atrophy Coalition, McLean, Virginia, USA.
12 Department of Neurology and Movement Disorder Center, Seoul National University Hospital, Seoul, South Korea.
13 Department of Neurology, University Hospital Bonn, Bonn, Germany.
14 German Center for Neurodegenerative Diseases (DZNE), Bonn, Germany.
15 Department of Neurology, Ludwig-Maximilians-Universität München, Munich, Germany.
16 Munich Cluster for Systems Neurology (SyNergy), Munich, Germany.
17 SME, MODAG GmbH, Wendelsheim, Germany.
18 Center for Networked Biomedical Research in Neurodegenerative Diseases (CIBERNED), Carlos III Institute of Health, Madrid, Spain.
19 Parkinson's Disease and Movement Disorders Center, Division of Neurology, Department of Medicine, The Ottawa Hospital Research Institute, University of Ottawa Brain and Mind Institute, Ottawa, Ontario, Canada.
20 Department of Medicine, Surgery and Dentistry, Neuroscience Section, University of Salerno, Salerno, Italy.
21 Department of Neurology, David Geffen School of Medicine at UCLA, Los Angeles, California, USA.
22 Pharmaceutical Company, Biohaven Pharmaceuticals, New Haven, Connecticut, USA.
23 French Reference Center for MSA, CIC 1436, NS-Park/FCRIN network and NeuroToul COEN Center, University Hospital of Toulouse, University of Toulouse 3 and INSERM, Toulouse, France.
24 Department of Clinical Neurosciences, UCL Queen Square Institute of Neurology, University College London, London, United Kingdom.
25 Department of Neurology, Laboratory of Neurodegenerative Disorders, Rare Diseases Center, West China Hospital, Sichuan University, Chengdu, China.
26 Department of Neurological Sciences, Rush University Medical Center, Chicago, Illinois, USA.
27 Department of Neurology, Mayo Clinic, Rochester, Minnesota, USA.
28 University of Bordeaux, CNRS, IMN, UMR 5293, Bordeaux, France.
29 Department of Medicine, University of Otago, Christchurch, New Zealand.
30 New Zealand Brain Research Institute, Christchurch, New Zealand.