Spinocerebellar Ataxia Type 1

• 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

• AO Spedali Civili — Brescia, BS, Italy

• AO Spedali Civili — Brescia, BS, Italy

• Groupe Hospitalier Pitié Salpêtrière — Paris, France

• 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

• University of California, Los Angeles — Los Angeles, California, United States