1. Division of Pediatric Emergency Medicine, UPMC Children’s Hospital of Pittsburgh, Pittsburgh, Pennsylvania
2. Children’s Hospital Association, Lenexa, Kansas
3. Division of Emergency Medicine, Department of Pediatrics, Ann & Robert H. Lurie Children’s Hospital of Chicago, Northwestern University Feinberg School of Medicine, Chicago, Illinois
4. Department of Pediatrics, Yale School of Medicine, New Haven, Connecticut
5. Department of Emergency Medicine, Yale School of Medicine, New Haven, Connecticut
6. Division of Emergency and Transport Medicine, Children’s Hospital Los Angeles, Keck School of Medicine, University of Southern California, Los Angeles
7. Department of Pediatrics, The Hospital for Sick Children, University of Toronto, Toronto, Ontario, Canada
8. Alberta Children’s Hospital Research Institute, Alberta Children’s Hospital, University of Calgary, Calgary, Alberta, Canada
9. Sections of Pediatric Emergency Medicine and Gastroenterology, Department of Pediatrics, Alberta Children’s Hospital, University of Calgary, Calgary, Alberta, Canada
10. Department of Pediatrics, Nationwide Children’s Hospital, Columbus, Ohio
11. Department of Population Medicine, Harvard Medical School, Harvard Pilgrim Health Care Institute, Boston, Massachusetts
12. Department of Emergency Medicine, Massachusetts General Hospital, Boston, Massachusetts
13. Division of Hospital Medicine, Department of Pediatrics, Cincinnati Children’s Hospital Medical Center, Cincinnati, Ohio
14. Division of Infectious Diseases, Department of Pediatrics, Cincinnati Children’s Hospital Medical Center, Cincinnati, Ohio
15. Department of Pediatrics, Emory University School of Medicine, Children’s Healthcare of Atlanta, Atlanta, Georgia
16. Department of Emergency Medicine, Emory University School of Medicine, Children’s Healthcare of Atlanta, Atlanta, Georgia
17. Division of Emergency Medicine, Boston Children’s Hospital, Harvard Medical School, Boston, Massachusetts