1. From the Department of Neurology (M.G., F.L., D.B., C.-U.C., D.A.S., E.O., C.G., T.M.), University Medical Center Hamburg–Eppendorf, Hamburg, Germany; the Institute of Neuroimmunology and Clinical Multiple Sclerosis Research (K.S., E.T.), Hamburg, Germany; and the Department of Pharmaceutical Sciences (T.V.A.), Texas Tech University Health Sciences Center, School of Pharmacy, Amarillo, Tex.