[1] Clin Hosp Ribeirao Preto, Stroke Unit, Ribeirao Preto, Brazil
[2] Univ Sao Paulo, Fac Med Ribeirao Preto, Ribeirao Preto, Brazil
[3] Univ Sao Paulo, Dept Comp Engn & Digital Syst, Sao Paulo, Brazil
[4] Univ Sao Paulo, Ribeirao Preto Med Sch, Neurosci & Behav Sci, Ribeirao Preto, Brazil