1. Department of Emergency Medicine; Summa Health System; Akron Ohio USA
2. Northeast Ohio Medical University; Rootstown Ohio USA
3. Department of Emergency Medicine; The Ohio State University; Columbus Ohio USA
4. Department of Medical Education; Summa Health System; Akron Ohio USA
5. Department of Surgery, Division of Trauma; Summa Health System; Akron Ohio USA
6. Biostats, Inc; Canton Ohio USA