1. Laboratory of Epidemiology and Experimental Pharmacology; Institute for Biomedical Research (BIOMED); School of Medical Sciences; Pontifical Catholic University of Argentina (UCA); Buenos Aires Argentina
2. The National Scientific and Technical Research Council (CONICET); Buenos Aires Argentina
3. Department of Neurology; Center Hospitalier de la Côte Basque; Bayonne France
4. Institut des Maladies Neurodégénératives; Université de Bordeaux; Bordeaux France
5. CNRS; Institut des Maladies Neurodégénératives; Bordeaux France
6. Departments of Clinical Pharmacology and Neurosciences; University Hospital and University of Toulouse 3; Toulouse France
7. French Reference Center for MSA; Toulouse University Hospital; Toulouse France
8. French Reference Center for MSA; Bordeaux University Hospital; Bordeaux France