Cranial Nerve Diseases

• Peking Union Medical College Hospital, Chinese Academy of Medical Sciences — Beijing, Beijing Municipality, China
• The Second Hospital of Hebei Medical University — Shijiazhuang, Hebei, China
• West China Hospital of Sichuan University — Chengdu, Sichuan, China
• Tianjin Medical University Eye Hospital — Tianjin, Tianjin Municipality, China

• Mayo Clinic — Scottsdale, Arizona, United States
• Mayo Clinic — Rochester, Minnesota, United States

• Research Site — Birmingham, Alabama, United States
• Research Site — Sacramento, California, United States
• Research Site — San Francisco, California, United States
• Research Site — Aurora, Colorado, United States

• NYU Langone Medical Center — New York, United States

• Doheny Eye Center — Pasadena, California, United States

• Zagazig university hospitals — Zagazig, Egypt

Not specified

• Stanford University School of Medicine — Stanford, California, United States

• Stanford University School of Medicine — Stanford, California, United States

• University Hospital Birmingham (Queen Elizabeth Hospital) — Birmingham, West Midlands, United Kingdom