1. Department of Emergency Medicine Emory University Atlanta Georgia USA
2. Department of Emergency Medicine Boston Medical Center Boston Massachusetts USA
3. Department of Emergency Medicine Columbia University Valegos College of Physicians and Surgeons New York City New York USA
4. Department of Emergency Medicine University Medical Center El Paso Texas USA
5. Department of Emergency Medicine MetroHealth Medical Center/Case Western Reserve University Cleveland Ohio USA
6. Department of Emergency Medicine Indiana University Indianapolis Indiana USA
7. Department of Emergency Medicine UNLV School of Medicine Las Vegas Nevada USA
8. Department of Emergency Medicine University of Missouri School of Medicine Columbia Missouri USA
9. Department of Emergency Medicine UNTHSC‐TCU School of Medicine Fort Worth Texas USA
10. Department of Emergency Medicine Baylor College of Medicine Dallas Texas USA
11. Department of Emergency Medicine University of Pittsburgh School of Medicine Pittsburgh Pennsylvania USA
12. Department of Emergency Medicine Sentara Norfolk General Hospital/Eastern Virginia Medical School Norfolk Virginia USA
13. Department of Emergency Medicine UT Southwestern Medical Center Dallas Texas USA