[1] Hospital das Clínicas of the University of São Paulo (USP),Surgical Oncology Group from the III Surgical Clinic Division
[2] School of Medicine,Surgical Oncology Group from the III Surgical Clinic Division
[3] Hospital das Clínicas of the University of São Paulo (USP),Emergency Surgical Service
[4] School of Medicine,Sarcoma and Melanoma Surgery group
[5] Hospital das Clínicas of the University of São Paulo (USP), São Paulo Cancer Institute
[6] School of Medicine,General and Trauma Surgery
[7] University of São Paulo, III Surgical Clinic Division
[8] School of Medicine,General Surgery Senior Resident
[9] Hospital das Clínicas of the University of São Paulo (USP), III Surgical Clinic Division
[10] School of Medicine,Chief of Staff of the Emergency Surgical Service
[11] Hospital das Clínicas of the University of São Paulo, III Surgical Clinic Division
[12] School of Medicine,undefined
[13] Hospital das Clínicas of the University of São Paulo,undefined
[14] School of Medicine,undefined