1. Center for Prehospital Care, University of California: Los Angeles, Los Angeles, California
2. National Registry of Emergency Medical Technicians, Columbus, Ohio
3. Division of Epidemiology, The Ohio State University College of Public Health, Columbus, Ohio
4. Committee on Accreditation of Educational Programs for the Emergency Medical Services Professions, Rowlett, Texas
5. Department of Emergency Medicine, The Ohio State University Wexner Medical Center, Columbus, Ohio