1. Russell H Morgan Department of Radiology and Radiological Science, Division of Neuroradiology, Johns Hopkins Hospital, Baltimore, MD, USA
2. Johns Hopkins Transverse Myelitis and Multiple Sclerosis Centers, Baltimore, MD, USA
3. Russell H Morgan Department of Radiology and Radiological Science, Division of Neuroradiology, Johns Hopkins Hospital, Baltimore, MD, USA/Department of Radiology, Chungnam National University Hospital, Daejeon, Korea
4. Division of Neuroimmunology and Neuroinfectious Diseases, Johns Hopkins Hospital, Baltimore, MD, USA
5. Department of Biostatistics, Bloomberg School of Public Health, Johns Hopkins, Baltimore, MD, USA
6. Department of Neurology, Johns Hopkins Hospital, Baltimore, MD, USA
7. Department of Neurology, Johns Hopkins Hospital, Neuromyelitis Optica Clinic Baltimore, MD, USA