1. Sections of Emergency Medicine and Hospital Medicine, Children's Hospital Colorado, Department of Pediatrics, University of Colorado , Aurora, Colorado, USA
2. Children's Hospital Association , Lenexa, Kansas, USA
3. Division of Emergency Medicine, Boston Children's Hospital, Boston, Massachusetts, USA
4. Departments of Pediatrics and Emergency Medicine, Harvard Medical School , Boston, Massachusetts, USA
5. Division of Pediatric Infectious Diseases, Department of Pediatrics, School of Medicine, University of Utah , Salt Lake City, Utah, USA
6. Division of Hospital Medicine, Cincinnati Children’s Hospital Medicine Center, Cincinnati, Ohio, USA
7. Department of Pediatrics, University of Cincinnati College of Medicine , Cincinnati, Ohio, USA
8. Division of Critical Care, Seattle Children's Hospital, Seattle, Washington, USA
9. Department of Pediatrics, School of Medicine, University of Washington , Seattle, Washington, USA
10. Division of Infectious Diseases, Children's Hospital of Philadelphia, Philadelphia, Pennsylvania, USA
11. Department of Pediatrics, Perelman School of Medicine, University of Pennsylvania , Philadelphia, Pennsylvania, USA
12. Division of Hospital Medicine, Department of Pediatrics, Monroe Carell Jr Children's Hospital at Vanderbilt, Vanderbilt University School of Medicine , Nashville, Tennessee, USA
13. Division of Pulmonary Medicine and Sleep Medicine, Seattle Children's Hospital, University of Washington , Seattle, Washington, USA