1. Department of Pediatrics, University of California, San Francisco, San Francisco
2. Department of Emergency Medicine, University of California, San Francisco, San Francisco
3. Department of Medicine, University of California, San Francisco, San Francisco
4. Department of Bioengineering and Therapeutic Sciences, University of California, San Francisco, San Francisco
5. Department of Bioengineering, University of California, Berkeley, Berkeley
6. Department of Pediatrics, Division of Emergency Medicine, Nationwide Children’s Hospital, Columbus, Ohio
7. Division of Pediatric Emergency Medicine, Department of Pediatric Emergency Medicine, Harbor-UCLA (University of California, Los Angeles) Medical Center, California Pacific Medical Center, Los Angeles
8. Department of Emergency Medicine, Schneider Children’s Medical Center of Israel, Petah Tikva, Israel
9. Department of Pediatric Emergency Medicine, Children’s Minnesota, Minneapolis
10. Division of Pediatric Emergency Medicine, Cincinnati Children’s Hospital Medical Center, Cincinnati, Ohio
11. Division of Emergency Medicine, Children’s Hospital of Philadelphia, Philadelphia, Pennsylvania
12. Division of Pediatric Emergency Medicine, Hasbro Children’s Hospital, Rhode Island Hospital, Providence
13. Division of Pediatric Emergency Medicine, Johns Hopkins Children’s Center, Baltimore, Maryland
14. Department of Emergency Medicine, Columbia University Vagelos College of Physicians and Surgeons, New York, New York
15. Division of Emergency and Transport Medicine, Children’s Hospital Los Angeles, Los Angeles, California
16. Division of Emergency Medicine, The Hospital for Sick Children, University of Toronto, Toronto, Ontario, Canada
17. Division of Emergency Medicine, Boston Children’s Hospital, Boston, Massachusetts
18. Department of Pediatrics, Massachusetts General Hospital, Boston
19. Department of Emergency Medicine, Massachusetts General Hospital, Boston
20. Department of Pediatric Emergency Medicine, London Health Sciences Centre Children's Hospital, Western University, London, Ontario, Canada
21. Department of Emergency Medicine, Sutter Medical Center Sacramento, Sacramento, California
22. Department of Emergency Medicine, Rady Children’s Hospital, University of California, San Diego, San Diego
23. Department of Pediatrics, Children's Hospital of Eastern Ontario, University of Ottawa, Ottawa, Ontario, Canada
24. Department of Pediatric Emergency Medicine, Children’s Hospital of New Jersey, Newark Beth Israel Medical Center, Newark
25. Department of Pediatric Emergency Medicine, Gold Coast University Hospital, Griffith University, Brisbane, Queensland, Australia