1. Department of Neurology, University of California, San Francisco2Department of Neurology, University Hospital Basel, University of Basel, Basel, Switzerland
2. Department of Neurology, University of California, San Francisco
3. Department of Neurology, University of California, San Francisco3Departments of Epidemiology and Biostatistics, University of California, San Francisco
4. Department of Neurology, University of California, San Francisco4Department of Ophthalmology, University of California, San Francisco
5. Department of Neurology, University of California, San Francisco5Bioengineering Graduate Group, University of California, San Francisco and Berkeley
6. Department of Neurology, University of California, San Francisco5Bioengineering Graduate Group, University of California, San Francisco and Berkeley6Department of Radiology and Biomedical Imaging, University of California, San Francisco