University of Colorado- Dept of Ophthalmology, Aurora, Colorado, United States
The First Medical Center of the General Hospital of the Chinese People's Liberation Army, Beijing, Beijing, China
Zhongshan Ophthalmic Center, Sun Yat-sen University, Guangzhou, Guangdong, China
Stanford Byers Eye Institute, Palo Alto, California, United States
Wills Eye Hospital, Neuro Ophthalmology Department, Philadelphia, Pennsylvania, United States
University of Colorado Health Eye Center, Aurora, Colorado, United States