Affiliation: | (1) Emergency Surgery Service, Clinics Hospital, University of S?o Paulo Medical School, Rua Dr. Eneas de C Aguiar, 255 CEP, 05403-000, S?o Paulo (SP), Brazil;(2) Heart Institute (INCOR), Clinics Hospital, University of S?o Paulo Medical School, Rua Dr. Eneas de C Aguiar, 255 CEP, 05403-000, S?o Paulo (SP), Brazil;(3) Trauma Discipline, Department of Surgery, University of S?o Paulo Medical School, Rua Dr. Eneas de C Aguiar, 255 CEP, 05403-000, S?o Paulo (SP), Brazil |