1. College of Liberal Arts, University of Minnesota, Minneapolis, Minnesota, United States
2. Division of Genetics and Metabolism, Department of Pediatrics, University of Minnesota, Minneapolis, Minnesota, United States
3. Division of Pediatric Neurology, Department of Neurology, University of Minnesota, Minneapolis, Minnesota, United States
4. Department of Ophthalmology and Visual Neurosciences, University of Minnesota Medical School, University of Minnesota, Minneapolis, Minnesota, United States
5. Department of Radiology, University of Minnesota, Minneapolis, Minnesota, United States