[1] Univ Sao Paulo, Fac Med Bauru, 9-75 Doutor Octavio Pinheiro Brisolla St, BR-17012901 Sao Paulo, Brazil
[2] Salvador Univ UNIFACS, Emergency Med Dept, Salvador, BA, Brazil
[3] Tan Tock Seng Hosp, Dept Emergency Med, 11 Jalan Tan Tock Seng, Singapore 308433, Singapore
[4] Natl Univ Singapore, Yong Loo Lin Sch Med, 21 Lower Kent Ridge Rd, Singapore 119077, Singapore
[5] Lyell McEwin Hosp, Emergency Dept, Elizabeth Vale, SA, Australia
[6] Univ Adelaide, Adelaide Med Sch, Adelaide, SA, Australia
[7] Univ Sao Paulo, Sch Med, Sao Paulo, Brazil
[8] Univ Sao Paulo, Ctr Dev Med Educ, Sao Paulo, Brazil
[9] Syst Accreditat Med Sch, Execut Secretary Same, Sao Paulo, Brazil
[10] Univ Sao Paulo, Fac Med, Sao Paulo, Brazil
[11] Nanyang Technol Univ, Lee Kong Chian Sch Med, 11 Mandalay Rd, Singapore 308232, Singapore