Peripheral Nervous System Diseases

• Fundamental Research — Gulf Shores, Alabama, United States
• Radiant Research, Inc. — Chandler, Arizona, United States
• Elite Clinical Studies, LLC — Phoenix, Arizona, United States
• HOPE Research Institute — Phoenix, Arizona, United States

• Southwest hospital of the third military medical university/Department of Neurology — Chongqing, Chongqing Municipality, China
• Fuzhou General Hospital of Nanjing Military Command — Fuzhou, Fujian, China
• Department of Endocrinology, Sun Yat-Sen Memorial Hospital of Sun Yat-Sen University — Guangzhou, Guangdong, China
• The Second Affiliated Hospital of Guangzhou Medical University — Guangzhou, Guangdong, China

• Chubu Rosai Hospital — Nagoya, Aichi-ken, Japan
• Kimura Clinic — Nagoya, Aichi-ken, Japan
• Nagoya Kyoritsu Clinic — Nagoya, Aichi-ken, Japan
• Senboku Kumiai General Hospital — Daisen, Akita, Japan

• Tennesse Valley Pain Consultants — Huntsville, Alabama, United States
• Dedicated Clinical Research — Goodyear, Arizona, United States
• Elite Clinical Studies, LLC — Phoenix, Arizona, United States
• HOPE Research Institute — Phoenix, Arizona, United States

• Peking University First Hospital — Beijing, Beijing Municipality, China
• Sun Yat-Sen Memorial Hospital, Sun Yat-Sen University — Guangzhou, Guangdong, China
• Shenzhen People's Hospital — Shenzhen, Guangdong, China
• Union Hospital of Tongji Medical College, Huazhong University of Science and Technology — Wuhan, Hubei, China

• Tufts Medical Center — Boston, Massachusetts, United States

Not specified

• Pfizer Investigational Site — Nagoya, Aichi-ken, Japan
• Pfizer Investigational Site — Chikushino-shi, Fukuoka, Japan
• Pfizer Investigational Site — Kasuga, Fukuoka, Japan
• Pfizer Investigational Site — Date-shi, Fukushima, Japan

• Pfizer Investigational Site — Phoenix, Arizona, United States
• Pfizer Investigational Site — Denver, Colorado, United States
• Pfizer Investigational Site — Plantation, Florida, United States
• Pfizer Investigational Site — Chicago, Illinois, United States

• Pfizer Investigational Site — Banská Bystrica, Slovakia
• Pfizer Investigational Site — Banská Bystrica, Slovakia
• Pfizer Investigational Site — Bardejov, Slovakia
• Pfizer Investigational Site — Bojnice, Slovakia