1 Department of Biostatistics and Epidemiology, University of Pennsylvania, Philadelphia, PA 19104, USA.
2 Translational Neurology Unit, Neuroimmunology Branch, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD 20892, USA ; Department of Biostatistics, Johns Hopkins University, Baltimore, MD 21205, USA.
3 Department of Biostatistics, Columbia University, New York, NY 10032, USA.
4 Center for Neuroscience and Regenerative Medicine, Henry M. Jackson Foundation, Bethesda, MD 20892, USA.
5 Department of Neurology, Massachusetts General Hospital and Harvard Medical School, Boston, MA 02114, USA.
6 Department of Neurology, The Johns Hopkins University School of Medicine, Baltimore, MD 21287, USA.
7 Department of Radiology, The Johns Hopkins University School of Medicine, Baltimore, MD 21287, USA.
8 Translational Neurology Unit, Neuroimmunology Branch, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD 20892, USA ; Department of Biostatistics, Johns Hopkins University, Baltimore, MD 21205, USA ; Department of Neurology, The Johns Hopkins University School of Medicine, Baltimore, MD 21287, USA ; Department of Radiology, The Johns Hopkins University School of Medicine, Baltimore, MD 21287, USA.
9 Department of Biostatistics, Johns Hopkins University, Baltimore, MD 21205, USA.