Parkinsonian Disorders

• Changshu Hospital Affiliated to Nanjing University of Chinese Medicine — Changshu, Jiangsu, China
• Second Affiliated Hospital of Nantong University — Nantong, Jiangsu, China
• Department of Neurology, Second Affiliated Hospital of Soochow University — Suzhou, Jiangsu, China
• Jiang Yuan Hospital Affiliated to Jiangsu Institute of Nuclear Medicine — Wuxi, Jiangsu, China

• Up0077 102 — Long Beach, California, United States
• Up0077 103 — Bay Harbor Islands, Florida, United States
• Up0077 105 — DeLand, Florida, United States
• Up0077 107 — Atlanta, Georgia, United States

• XenoPort Investigational Site — Peoria, Arizona, United States
• XenoPort Investigational Site — Bingham Farms, Michigan, United States

• University of Florida — Gainesville, Florida, United States

• University College London Hospitals NHS Trust — London, United Kingdom
• Oxford University Hospitals NHS Trust — Oxford, United Kingdom

• Universidade Federal do Piauí — Parnaíba, Piauí, Brazil

• University Hospital — Padova, Italy

• University of Bordeaux — Bordeaux, France
• University of Munich — Munich, Bavaria, Germany
• University of Marburg — Marburg, Germany
• Radboud university medical center — Nijmegen, Netherlands

Not specified

• Toronto Western Hospital — Toronto, Ontario, Canada