Spinocerebellar Ataxia Type 3

• Rigshospitalet — Copenhagen, Denmark
• Centre Hospitalier Universitaire dÁngers — Angers, France
• CHU Gui de Chauliac Montpellier- Expert Center of Neurogenetic diseases, Department of Neurology — Montpellier, France
• Universtiry Hospitals Pitie Salpetriere - Charles foix - Paris — Paris, France

• Sanford Health — Sioux Falls, South Dakota, United States
• Online Patient Enrollment System — Sydney, Australia

Not specified

• University of California-Los Angeles — Los Angeles, California, United States
• The University of Chicago — Chicago, Illinois, United States
• Johns Hopkins Medicine — Baltimore, Maryland, United States
• Mass General Hospital — Boston, Massachusetts, United States

• Department of Neurology, The First Affiliated Hospital Fujian Medical University — Fuzhou, Fujian, China

• University of Michigan — Ann Arbor, Michigan, United States

• Department of Neurology ,First Affiliated Hospital Fujian Medical University — Fuzhou, Fujian, China

• Hospital de Clínicas de Porto Alegre — Porto Alegre, Rio Grande do Sul, Brazil

• University of California - Los Angeles — Los Angeles, California, United States
• University of Florida — Gainesville, Florida, United States
• University of South Florida — Tampa, Florida, United States

• Barrow Neurological Institute — Phoenix, Arizona, United States
• CNS Trials — Long Beach, California, United States
• UCLA — Los Angeles, California, United States
• UCSF — San Francisco, California, United States