1. Section of Emergency Medicine, Department of Pediatrics, Children's Hospital Colorado, University of Colorado, Aurora, CO
2. Division of Pediatric Emergency Medicine, Department of Pediatrics, Northwestern University Feinberg School of Medicine, Chicago, IL
3. Section of Pediatric Hospital Medicine, Children's Hospital Colorado, Department of Pediatrics, University of Colorado, Aurora, CO
4. Divisions of Hospital Medicine and Infectious Disease
5. Division of Emergency Medicine, Cincinnati Children's Hospital Medical Center and the University of Cincinnati College of Medicine, Cincinnati, OH