1. The Department of Emergency Medicine; Massachusetts General Hospital; Boston MA
2. The Department of Emergency Medicine; Drexel University College of Medicine; Philadelphia PA
3. The Division of Emergency Medicine; Southern Illinois University; Carbondale IL
4. The Department of Emergency Medicine; Johns Hopkins University; Baltimore MD
5. The Department of Emergency Medicine; Ohio Valley Medical Center; Wheeling WV
6. The Department of Emergency Medicine; Louisiana State University Heath Baton Rouge Emergency Medicine Residency Program; Baton Rouge LA
7. The Department of Emergency Medicine; Lehigh Valley Health Network; Bethlehem PA
8. The Department of Emergency Medicine; Hennepin County Medical Center; Minneapolis MN