1 From the Department of Neurology (M.S.), UCLA Medical Center, Los Angeles, CA; the Department of Neurology (C.-C.Y.), National Taiwan University Hospital, Taipei; the Department of Neurology (B.T.), Olive View UCLA Medical Center, Sylmar, CA; the Department of Neurology (B.T.), VA Greater Los Angeles HCS, Los Angeles, CA; and the VA Greater Los Angeles Healthcare System (S.M.), North Hills, CA.
2 From the Department of Neurology (M.S.), UCLA Medical Center, Los Angeles, CA; the Department of Neurology (C.-C.Y.), National Taiwan University Hospital, Taipei; the Department of Neurology (B.T.), Olive View UCLA Medical Center, Sylmar, CA; the Department of Neurology (B.T.), VA Greater Los Angeles HCS, Los Angeles, CA; and the VA Greater Los Angeles Healthcare System (S.M.), North Hills, CA. smishra@usc.edu.