1. From the Department of Emergency Medicine Michigan Medicine Ann Arbor MIUSA
2. and the University of Michigan Medical School Ann Arbor MIUSA
3. Christiana Care Health System Wilmington DEUSA
4. Virginia Commonwealth University School of Medicine Richmond VAUSA
5. Orlando Health Orlando FLUSA
6. the University of Florida College of Medicine Gainesville FLUSA
7. the University of Central Florida College of Medicine Orlando FLUSA
8. Highland General Hospital Oakland CAUSA
9. the University of California San Francisco School of Medicine San Francisco CAUSA
10. Boston Medical Center Boston MAUSA
11. and Boston University School of Medicine Boston MAUSA
12. Yale School of Medicine New Haven CTUSA
13. the Department of Emergency Medicine University of Cincinnati College of Medicine Cincinnati OHUSA
14. the Department of Emergency Medicine University of Washington School of Medicine Seattle WAUSA
15. the Department of Emergency Medicine The Ohio State University College of Medicine Columbus OHUSA
16. the University of Arizona College of Medicine Tucson AZUSA
17. and the Department of Emergency Medicine University of Kentucky College of Medicine Lexington KYUSA