1. Department of Emergency Medicine Emory University School of Medicine Atlanta Georgia USA
2. UCLA Department of Emergency Medicine David Geffen UCLA School of Medicine Los Angeles California USA
3. Department of Emergency Medicine Massachusetts General Hospital Boston Massachusetts USA
4. Department of Emergency Medicine Stanford University Palo Alto California USA
5. Department of Emergency Medicine Icahn School of Medicine at Mount Sinai New York New York USA
6. Department of Emergency Medicine The George Washington University School of Medicine and Health Sciences Washington DC USA
7. Department of Emergency Medicine Yale School of Medicine New Haven Connecticut USA