1. Department of Emergency Medicine; University of Texas Health Science Center at San Antonio; San Antonio TX USA
2. Department of Emergency Medicine; Harvard Affiliated Emergency Medicine Residency; Brigham and Women's Hospital; Massachusetts General Hospital; Harvard Medical School; Boston MA USA
3. Department of Emergency Medicine; Medical University of South Carolina; Charleston SC USA
4. Department of Emergency Medicine; Yale University School of Medicine; New Haven CT USA
5. Department of Emergency Medicine, Harvard Medical School, Division of International Emergency Medicine and Humanitarian Programs; Brigham and Women's Hospital; Boston MA USA
6. Department of Emergency Medicine; University of Florida; Gainesville FL USA
7. Department of Emergency Medicine; Warren Alpert Medical School of Brown University; Providence RI USA