1. From the Department of Emergency Medicine University of Pennsylvania Philadelphia PAUSA
2. the Department of Emergency Medicine Yale School of Medicine New Haven CTUSA
3. the Department of Emergency Medicine Rutgers New Jersey Medical School Newark NJUSA
4. the Department of Emergency Medicine Thomas Jefferson University Philadelphia PAUSA
5. the Department of Emergency Medicine Northwestern University Chicago ILUSA
6. the Department of Emergency Medicine David Geffen School of Medicine at UCLA Los Angeles CAUSA
7. the Department of Emergency Medicine University of Wisconsin Madison WIUSA
8. the Department of Emergency Medicine University of California at Riverside School of Medicine Riverside CAUSA
9. the Department of Emergency Medicine Rush University Medical Center Chicago ILUSA
10. the Department of Emergency Medicine Columbia University Vagelos College of Physicians and Surgeons New York NYUSA
11. the Department of Emergency Medicine Maimonides Medical Center Brooklyn NYUSA
12. the Department of Emergency Medicine New York Presbyterian–Brooklyn Methodist Hospital Brooklyn NYUSA
13. the Department of Emergency Medicine Emory University Atlanta GAUSA
14. the Department of Emergency Medicine Lewis Katz School of Medicine at Temple University Philadelphia PAUSA
15. the Department of Emergency Medicine North Shore University Hospital Manhasset NYUSA
16. the Department of Emergency Medicine LA County + USC Medical Center Los Angeles CAUSA
17. the Department of Emergency Medicine University of Arizona/Banner University Medical Center–Tucson Tucson AZUSA
18. and the Department of Emergency Medicine University of Cincinnati Cincinnati OHUSA