[1] Childrens Natl Med Ctr, Dept Emergency Med & Trauma Serv, 111 Michigan Ave NW, Washington, DC 20002 USA
[2] Icahn Sch Med Mt Sinai, Dept Emergency Med, New York, NY 10029 USA
[3] Elmhurst Hosp Ctr, Simulat Ctr, Elmhurst, NY USA
[4] Elmhurst Hosp Ctr, Dept Emergency Med, Elmhurst, NY USA