1. Division of Pediatric Emergency Medicine; PolicyLab, and Center for Perinatal and Pediatric Health Disparities Research; Children's Hospital of Philadelphia, and the Department of Pediatrics; University of Pennsylvania School of Medicine; Philadelphia PA
2. Division of Pediatric Emergency Medicine; Department of Pediatrics; University of Pittsburgh; Pittsburgh PA
3. Division of General Internal Medicine; Department of Medicine; University of Pittsburgh; Pittsburgh PA
4. Veterans Affairs Pittsburgh Healthcare System; Center for Health Equity Research and Promotion; Pittsburgh PA
5. Division of Adolescent and Young Adult Medicine; Department of Pediatrics; University of Pittsburgh; Pittsburgh PA
6. Clinical and Translational Science Institute; University of Pittsburgh; Pittsburgh PA
7. Department of Emergency Medicine; Rady Children's Hospital San Diego; San Diego CA