1. National Association of EMS Physicians, Overland Park, Kansas;
2. Emergency Medical Services for Children Innovation and Improvement Center, Austin, Texas;
3. Emergency Nurses Association, Des Plaines, Illinois;
4. American College of Surgeons Committee on Trauma, Chicago, Illinois;
5. National Association of State Emergency Medical Services Officials, Falls Church, Virginia; and
6. American Academy of Pediatrics, Itasca, Illinois