title: Professor Leão's original note.
authors.affiliation: Departamento de Neurologia, Faculdade de Medicina, Universidade Federal do Rio de Janeiro, Rio de Janeiro, RJ, Brazil.
authors.forename: Péricles
authors.initials: P
authors.lastname: Maranhão Filho
mesh_terms: D013181:Cortical Spreading Depression / Q000502:physiology; D049673:History, 20th Century; D008488:Medical Illustration / Q000266:history*; D009488:Neurosciences / Q000266:history*