1. Pediatric Emergency Medicine Section, Department of Pediatrics
2. Department of Emergency Medicine, Maria Fareri Children's Hospital/New York Medical College, Valhalla, New York
3. Center for Pediatric Emergency Medicine, Department of Pediatrics and Emergency Medicine, New York University School of Medicine/Bellevue Hospital Center, New York, New York
4. Division of Pediatric Surgery, Department of Surgery, Columbia University College of Physicians and Surgeons/Harlem Hospital Center, New York, New York
5. National Emergency Medical Services for Children Data Analysis and Research Center, Department of Pediatrics, University of Utah, Salt Lake City, Utah
6. “For the Health of It” Consultation Services, New York, New York
7. National Registry of Emergency Medical Technicians, Columbus, Ohio