1. From the College of Medicine, University of Florida, Gainesville (H.S.)
2. Department of Neurology, Columbia University Medical Center, New York, NY (C.L., O.A.L., C.W., S.F., K.M., U.J.K., R.N.A., J.G.)
3. Global Translational Science, Sanofi, Framingham, MA (P.W., P.O., K.Z.).