1. From the Department of Neurology (D.B.), Semmelweis University, Budapest, Hungary; the Department of Neurology (D.B., I.F.), Health Science and Medical Center, University of Debrecen, Hungary; the Department of Neurology (M.L.), West China Hospital, Sichuan University, China; and the Department of Internal Medicine (G.F.d.P.), Federal University of Sao Paulo, Brazil.