1. aSusan B. Meister Child Health Evaluation and Research Center, and Departments of Pediatrics
2. bAnesthesiology
3. cOverdose Prevention Engagement Network, Institute for Healthcare Policy and Innovation
4. dDivision of Pediatric Surgery, Children’s Hospital Los Angeles, and Departments of Surgery
5. ePopulation and Public Health Sciences, Keck School of Medicine, University of Southern California, Los Angeles, California
6. fSurgery, University of Michigan Medical School, Ann Arbor, Michigan