1. Divisions of Emergency Medicine,
2. Anesthesiology and Critical Care, and
3. General Medical Sciences, Department of Medicine, and
4. Divisions of Hospitalist Medicine, and
5. Rheumatology, Department of Pediatrics, Washington University School of Medicine, St Louis, Missouri; and
6. Division of Pediatric Emergency Medicine, Departments of Pediatrics and Emergency Medicine, Yale University School of Medicine, New Haven, Connecticut