1. Maimonides Medical Center, Department of Emergency Medicine, Brooklyn, New York
2. Icahn School of Medicine at Mount Sinai, Department of Emergency Medicine, New York City, New York
3. University of Maryland School of Medicine, Department of Emergency Medicine, Baltimore City, Maryland
4. Staten Island University Hospital-Northwell Health, Department of Emergency Medicine, Staten Island, New York
5. Methodist Hospital, Department of Emergency Medicine, Brooklyn, New York
6. Keck School of Medicine of the University of California, Department of Emergency Medicine, Los Angeles, California
7. University of Texas Southwestern Medical Center, Department of Emergency Medicine, Dallas, Texas
8. University of Kentucky College of Medicine, Department of Emergency Medicine, Lexington, Kentucky