Affiliation: | 1. Department of Radiology, Washington University, St. Louis, Missouri, USA;2. Department of Ophthalmology, Washington University, St. Louis, Missouri, USA;3. Department of Chemistry, Washington University, St. Louis, Missouri, USA;4. Department of Internal Medicine, Washington University, St. Louis, Missouri, USA;5. Alvin J. Siteman Cancer Center, Washington University, St. Louis, Missouri, USA |