1. Department of Pediatrics Division of Emergency Medicine, Baylor College of Medicine, Texas Children's Hospital Houston Texas USA
2. Department of Pediatrics, Division of Emergency Medicine Cincinnati Children's Hospital Medical Center, University of Cincinnati College of Medicine Cincinnati Ohio USA
3. North Florida Regional Medical Center Emergency Department HCA/University of Central Florida College of Medicine Consortium Florida USA
4. Department of Pediatrics and Emergency Medicine University of South Carolina College of Medicine Greenville North Carolina USA
5. Department of Emergency Medicine Sutter Medical Center Sacramento Sacramento California USA
6. Keck School of Medicine of the University of Southern California Los Angeles California USA
7. Dell Children's Medical Center, Department of Pediatrics The University of Texas at Austin Dell Medical School, US Acute Care Solutions Austin Texas USA
8. American College of Emergency Physicians Irving Texas USA
9. Nationwide Children's Hospital The Ohio State University College of Medicine Columbus Ohio USA
10. Emory University School of Medicine Children's Healthcare of Atlanta Atlanta Georgia USA
11. Department of Emergency Medicine Harbor UCLA Medical Center Torrance California USA