1. Division of Pediatric Emergency Medicine Nationwide Children’s Hospital Columbus Ohio USA
2. Department of Pediatrics The Ohio State University Columbus Ohio USA
3. Department of Emergency Medicine University of California at Davis School of Medicine Sacramento California USA
4. Department of Pediatrics University of Utah School of Medicine Salt Lake City Utah USA
5. Division of Emergency Medicine Department of Pediatrics Children’s Hospital of Philadelphia Philadelphia Pennsylvania USA
6. Department of Psychology University of California at Davis Davis California USA
7. Department of Orthopedics and Rehabilitation University of Wisconsin Madison Wisconsin USA