1. From the Department of Neurology (P.M., B.H., B.F., C.M., T.M., V.G., F.B., C.S., W.P., K.S.), Medical University Innsbruck; Department of Medical Statistics, Informatics and Health Economics (G.G.), Medical University Innsbruck, Austria; Neurology Service (A.I., J.S., E.T., M.S.), Hospital Clinic, Barcelona; Centro de Investigación Biomédica en Red Enfermedades Neurodegenerativas (CIBERNED) (A.I., J.S., E.T., M.S.); and IDIBAPS (A.I., J.S., E.T., M.S.), Barcelona, Spain.