Professor Helcio Alvarenga Authors José Luiz de Sá Cavalcanti INDC-UFRJ DOI: https://doi.org/10.46979/rbn.v51i3.3105 Keywords: Instituto de Neurologia Deolindo Couto Downloads PDF (Português (Brasil)) Published 2016-03-10 Issue Vol. 51 No. 3 (2015) Section Editorial