1. Division of Emergency Medicine, Department of Pediatrics, Seattle Children’s Hospital, University of Washington, Seattle, Washington, USA.
2. Division of Emergency Medicine, Children’s National Hospital, George Washington University School of Medicine and Health Sciences, Washington, District of Columbia, USA.
3. Clinical Analytics, Seattle Children’s Hospital, Seattle, Washington, USA.
4. Division of General Pediatrics; and Seattle Children’s Research Institute, Department of Pediatrics, Center for Child Health, Behavior, and Development, University of Washington School of Medicine, Seattle, Washington, USA.