1. French Reference Center for MSA, Department of Neurology; University Hospital of Toulouse; France
2. Institute of Cardiovascular and Metabolic Diseases (I2MC-UMR1048); Toulouse France
3. Bristol Urological Institute, Southmead Hospital; Westbury-on-Trym; Bristol United Kingdom
4. Neuro-Urology Department; Hôpital Tenon, and GRC01 UPMC; Paris France
5. Department of Neurology; University Hospital; Innsbruck Austria
6. Department of Neurology; New York University; New York USA
7. Private Praxis; Vienna Austria
8. Institute for Neurodegenerative Diseases, University of Bordeaux; University Hospital of Bordeaux; Bordeaux France
9. Department of Neurological Services; Rush University School of Medicine; Chicago IL USA
10. Laboratory of Clinical Pharmacology and Therapeutics; Lisbon School of Medicine; Lisbon Portugal
11. Department of Clinical Neurosciences, Royal Free Hospital; University College London; London United Kingdom
12. Laboratoire de Pharmacologie Médicale et Clinique; Toulouse France
13. National Center of Epidemiology and CIBERNED; Carlos III Institute of Health; Madrid Spain