1. Department of Psychiatry, University of Michigan, Ann Arbor
2. Department of Psychiatry, University of Pittsburgh, Pittsburgh, Pennsylvania
3. Department of Emergency Medicine, University of California, San Francisco, San Francisco
4. The University of Utah School of Medicine, Salt Lake City
5. Department of Emergency Medicine and Pediatrics, Columbia University Medical Center, New York, New York
6. Center for Violence Prevention, Children’s Hospital of Philadelphia, Division of Emergency Medicine, University of Pennsylvania, Philadelphia
7. Department of Pediatrics, University of Cincinnati, Cincinnati, Ohio
8. Division of Emergency Medicine, Children’s National Hospital, Washington, DC
9. Department of Pediatrics–Emergency Medicine, University of Colorado School of Medicine, Aurora
10. Department of Emergency Medicine, Alpert Medical School at Brown University, Providence, Rhode Island
11. Department of Pediatrics, Alpert Medical School at Brown University, Providence, Rhode Island
12. Department of Pediatrics, Medical College of Wisconsin, Milwaukee
13. Department of Emergency Medicine, University of Michigan, Ann Arbor
14. Department of Pediatrics, University of Michigan, Ann Arbor
15. Division of Emergency Medicine, Nationwide Children’s Hospital, Columbus, Ohio
16. Department of Pediatric Emergency Medicine, The University of Utah, Salt Lake City
17. Department of Pediatrics, Baylor College of Medicine, Houston, Texas
18. Department of Pediatrics, University of Pittsburgh, Pittsburgh, Pennsylvania
19. Medical Center at the University of California School of Medicine, Davis, Sacramento
20. Department of International Health, Johns Hopkins Bloomberg School of Public Health, Baltimore, Maryland
21. Department of Statistics and Data Science, Carnegie Mellon University, Pittsburgh, Pennsylvania
22. Department of Medicine, The University of Chicago, Chicago, Illinois
23. Department of Public Health Sciences (Biostatistics), The University of Chicago, Chicago, Illinois
24. Department of Psychiatry and Behavioral Neuroscience, The University of Chicago, Chicago, Illinois
25. Department of Comparative Human Development, The University of Chicago, Chicago, Illinois
26. for the Pediatric Emergency Care Applied Research Network