1. From the Department of Neurology (U.R.), Charité Universitätsmedizin Berlin; Universitätsmedizin Greifswald (U.R.), Germany; NIHR King's Clinical Research Facility (P.J.G.), King's College London, United Kingdom; Department of Neurology (P.J.G.), University of California, Los Angeles; Department of Neurology (M.D.F.), Leiden University Medical Center, the Netherlands; Amgen Inc. (G.P.D.S.L.), Thousand Oaks, CA; Novartis Healthcare Pvt. Ltd. (S.M., J.K., F.H.), Hyderabad, India; Novartis...