1. Division of Emergency Medicine Boston Children's Hospital Boston Massachusetts USA
2. Children's Hospital Association Lenexa Kansas USA
3. Department of Pediatrics Harvard Medical School Boston Massachusetts USA
4. Department of Pediatrics, Division of Pediatric Infectious Diseases, School of Medicine University of Utah Salt Lake City Utah USA
5. Department of Pediatrics, Sections of Emergency Medicine and Hospital Medicine, Children's Hospital Colorado University of Colorado Denver Colorado USA
6. Division of Hospital Medicine Cincinnati Children's Hospital Medicine Center Cincinnati Ohio USA
7. Department of Pediatrics, College of Medicine University of Cincinnati 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. Department of Health Policy, Division of Pharmacoepidemiology Vanderbilt University School of Medicine Nashville Tennessee USA
13. Division of Pulmonary Medicine and Sleep Medicine Seattle Children's Hospital Seattle Washington USA