1. aDepartment of Pediatrics, Division of Emergency Medicine, Nationwide Children’s Hospital, The Ohio State University College of Medicine, Columbus, Ohio
2. bChildren’s Hospital Association, Lenexa, Kansas
3. cDepartment of Pediatrics, School of Medicine, The University of Utah, Salt Lake City, Utah
4. dDepartment of Pediatrics, Section of Emergency Medicine, University of Colorado School of Medicine, Aurora, Colorado
5. eDivision of Emergency Medicine, Boston Children’s Hospital, Harvard Medical School, Boston, Massachusetts
6. fDepartments of Emergency Medicine and Pediatrics, University of California San Francisco, San Francisco, California
7. gDepartment of Pediatrics, Division of Pediatric Emergency Medicine, Children’s Mercy Hospital, Kansas City, Missouri
8. hDepartment of Pediatrics, Children’s National Hospital, The George Washington University, Washington, District of Columbia
9. iDepartment of Pediatrics, Division of Pediatric Emergency Medicine, Children’s Hospital of Michigan, Detroit, Michigan
10. jDepartments of Pediatrics and of Emergency Medicine, Section of Pediatric Emergency Medicine, Yale School of Medicine, New Haven, Connecticut