1. From the Department of Emergency Medicine David Geffen School of Medicine at UCLA Los Angeles CAUSA
2. the Department of Emergency Medicine Rush University Medical Center Chicago ILUSA
3. the Department of Emergency Medicine Institute of Healthcare Delivery and Population Science University of Massachusetts Medical School‐Baystate Springfield MAUSA
4. the Department of Emergency Medicine Weill Cornell Medical School New York NYUSA
5. and the Department of Emergency Medicine George Washington University, and Georgetown University Washington DCUSA