title: Commentary.
authors.affiliation: Department of Medical Sciences, Division of Neurosurgery, University Nove de Julho (UNINOVE), São Paulo-SP, Division of Cerebrovascular and Skull Base Surgery, Center of Neurology and Neurosurgery Associates (CENNA), Hospital Beneficência Portuguesa de São Paulo-SP, Brazil.
authors.forename: Jean G
authors.initials: JG
authors.lastname: de Oliveira