1. National Clinician Scholars Program, Perelman School of Medicine, University of Pennsylvania, Philadelphia
2. Department of Pediatrics, Children’s Hospital of Philadelphia, Philadelphia, Pennsylvania
3. PolicyLab, Children’s Hospital of Philadelphia, Philadelphia, Pennsylvania
4. Division of Emergency Medicine, Department of Pediatrics, Children’s Hospital of Philadelphia, Philadelphia, Pennsylvania
5. Center for Violence Prevention, Children’s Hospital of Philadelphia, Philadelphia, Pennsylvania
6. The Urban Health Lab, Perelman School of Medicine, University of Pennsylvania, Philadelphia
7. Department of Emergency Medicine, Perelman School of Medicine, University of Pennsylvania, Philadelphia
8. Department of Biostatistics and Epidemiology, Perelman School of Medicine, University of Pennsylvania, Philadelphia