1. Department of Emergency Medicine Department of Epidemiology Alpert Medical School of Brown University, Brown University School of Public Health Providence Rhode Island USA
2. Department of Emergency Medicine Emory University Atlanta Georgia USA
3. Department of Emergency Medicine Stanford University Stanford California USA
4. Department of Emergency Medicine Boston Medical Center Providence Rhode Island USA
5. Department of Emergency Medicine, Sidney Kimmel Medical College Thomas Jefferson University Philadelphia Pennsylvania USA
6. Departments of Emergency Medicine and Population Health Science & Policy Icahn School of Medicine at Mount Sinai New York New York USA
7. Formerly of Brown Emergency Medicine Providence Rhode Island USA
8. Department of Emergency Medicine University of Maryland Baltimore Maryland USA
9. Department of Emergency Medicine Yale University New Haven Connecticut USA