[1] Univ Wisconsin, Sch Med & Publ Hlth, BerbeeWalsh Dept Emergency Med, Madison, WI USA
[2] Amer Coll Emergency Phys, Irving, TX USA
[3] Komfo Anokye Teaching Hosp, Emergency Med Directorate, Kumasi, Ghana
[4] African Federat Emergency Med, Cape Town, South Africa
[5] GNTEC, Dept Emergency Med, Newcastle Upon Tyne, England
[6] European Soc Emergency Med, Antwerp, Belgium
[7] Queens Univ, Dept Emergency Med & Family Med, Kinstson, ON, Canada
[8] Canadian Assoc Emergency Phys, Ottawa, ON, Canada
[9] Madigan Army Med Ctr, Dept Emergency Med, Emergency Med, Tacoma, WA USA
[10] Manila Doctors Hosp, Dept Emergency Med, Manila, Philippines
[11] Asian Soc Emergency Med, Hong Kong, Peoples R China
[12] Univ Cape Town, Div Emergency Med, Cape Town, South Africa
[13] Hornsby Ku Ring Gai Hosp, Dept Emergency Med, Sydney, NSW, Australia
[14] Australasian Coll Emergency Med, West Melbourne, Vic, Australia
[15] Univ Autonoma Nuevo Leon, Dept Emergency Med, Monterrey, Mexico
[16] Federat Latin Amer Emergency Med, Nuevo Leon, Mexico
[17] Univ Hosp Leicester, Dept Emergency Med, Leicester, England
[18] Int Federat Emergency Med, Melbourne, Vic, Australia
[19] Univ Wisconsin, Sch Med & Publ Hlth, BerbeeWalsh Dept Emergency Med, Madison, WI 53705 USA