Epilepsy

• Peking University First Hospital — Beijing, Beijing Municipality, China
• Peking Union Hospital — Beijing, Beijing Municipality, China
• Peking Union Medical College Hospital — Beijing, Beijing Municipality, China
• The First Affiliated Hospital of Chongqing Medical University — Chongqing, Chongqing Municipality, China

• C. Philip O'Carrroll, MD, Inc. — Newport Beach, California, United States
• The Research Center of Southern California, LLC — Oceanside, California, United States
• San Francisco Headache Clinic — San Francisco, California, United States
• California Medical Clinic for Headache — Santa Monica, California, United States

• Gainesville, Florida, United States
• Chicago, Illinois, United States

• University of Florida — Gainesville, Florida, United States
• University of Chicago — Chicago, Illinois, United States

• P. Stradina Clinical University Hospital — Riga, Latvia
• Hospital Gailezers — Riga, Latvia

• Bial - Portela & Cª, S.A. — S. Mamede Do Coronado, Portugal

• Clinical Trials. inc. — Little Rock, Arkansas, United States
• Mid-Atlantic Epilepsy & Sleep Center — Bethesda, Maryland, United States
• Columbia Comprehensive Epilepsy Center, Neurological Institute — New York, United States
• Ohio State University — Columbus, Ohio, United States

Not specified

• Phoenix, Arizona, United States
• Ventura, California, United States
• Gainesville, Florida, United States
• Gulf Breeze, Florida, United States

• The Hospital for Sick Children — Toronto, Ontario, Canada