title: A link between long-term natalizumab dosing in MS and PML: Putting the puzzle together.
authors.affiliation: Division of Neuroimmunology and Neurovirology, Intramural Research Program, National Institute of Neurological Disorders and Stroke, NIH, Bethesda, MD.
authors.forename: Eugene O
authors.initials: EO
authors.lastname: Major
authors.affiliation: Division of Neuroimmunology and Neurovirology, Intramural Research Program, National Institute of Neurological Disorders and Stroke, NIH, Bethesda, MD.
authors.forename: Avindra
authors.initials: A
authors.lastname: Nath