Gonçalves M R R, Capelli L P, Nitrini R, Barbosa E R, Porto C S, Lucato L T, Vianna-Morgante A M
Department of Neurology, School of Medicine, University of São Paulo, Brazil.
Neurology. 2007 May 22;68(21):1864-6. doi: 10.1212/01.wnl.0000262058.68100.ea.