1. Division of Pediatric Medicine, Pediatric Outcomes Research Team (PORT), Department of Pediatrics, Institute of Health Policy, Evaluation and Management, University of Toronto, Child Health Evaluative Sciences, Research Institute, Hospital for Sick Children, Toronto, Canada;
2. Division of General Pediatrics, Center for Pediatric Clinical Effectiveness, Children’s Hospital of Philadelphia, Philadelphia, Pennsylvania;
3. Department of Biostatistics and Epidemiology, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania;
4. Divisions of Hospital Medicine and Infectious Diseases, Cincinnati Children’s Hospital Medical Center, Cincinnati, Ohio;
5. Division of Inpatient Medicine, Department of Pediatrics, University of Washington and Seattle Children’s Hospital, Seattle, Washington;
6. Section of Pediatric Hospital Medicine, Children’s Hospital Colorado, Aurora, Colorado;
7. Division of Pediatric Otolaryngology, Children’s Hospital of Philadelphia, and
8. Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania;
9. Division of Inpatient Medicine, Department of Pediatrics, University of Utah Health Sciences Center, Salt Lake City, Utah; and
10. Institute for Healthcare Delivery Research, Intermountain Healthcare Inc, Salt Lake City, Utah