| Authors: |
Ramirez-Velandia F; Neurosurgical Service, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston, MA, United States., Loly VTR; Hospital Israelita Albert Einstein, São Paulo, SP, Brazil., Mensah EO; Neurosurgical Service, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston, MA, United States., Filo J; Neurosurgical Service, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston, MA, United States., Tatit RT; Hospital Israelita Albert Einstein, São Paulo, SP, Brazil., Lima JSB; Instituto Mauá de Tecnologia, SP, Brazil., Ogilvy CS; Neurosurgical Service, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston, MA, United States. Electronic address: cogilvy@bidmc.harvard.edu., Baccin CE; Hospital Israelita Albert Einstein, São Paulo, SP, Brazil. |