Anthony C Arnold1, Andrew G Lee. 1. Department of Ophthalmology (ACA), Stein Eye Institute, University of California, Los Angeles; Department of Ophthalmology (AGL), Houston Methodist Hospital, Houston, Texas; Baylor College of Medicine (AGL), The Baylor Center for Space Medicine, Houston, Texas; Departments of Ophthalmology, Neurology, and Neurosurgery (AGL), Weill Cornell Medical College, New York, New York; Department of Ophthalmology (AGL), The University of Texas Medical Branch, Galveston, Texas; Department of Ophthalmology (AGL), The University of Iowa Hospitals and Clinics, Iowa City, Iowa; and The UT MD Anderson Cancer Center (AGL), Houston, Texas.