Braz, Leandro Gobbo, Danilo Gobbo Braz, Deyvid Santos da Cruz, Luciano Augusto Fernandes, Norma Sueli Pinheiro Módolo, and José Reinaldo Cerqueira Braz. 2009. “ Mortality in Anesthesia: A Systematic Review ”. Clinics 64 (10): 999-1006. https://doi.org/10.1590/S1807-59322009001000011.