1. aDepartment of Pediatrics, Primary Children’s Hospital and University of Utah School of Medicine, Salt Lake City, Utah
2. bSection of Hospital Medicine, Children’s Hospital of Philadelphia, Philadelphia, Pennsylvania
3. cPennsylvania Penn Implementation Science Center at the Leonard Davis Institute (PISCE@LDI), University of Pennsylvania, Philadelphia, Pennsylvania
4. dDepartment of Pediatrics and Edwin S.H. Leong Centre for Healthy Children
5. eChild Health Evaluative Sciences, The Hospital for Sick Children, Toronto, Ontario, Canada
6. fInstitute of Health Policy, Management and Evaluation
7. gDivision of Biostatistics, Dalla Lana School of Public Health, University of Toronto, Toronto, Ontario, Canada
8. hDepartment of Statistical Science, University College London, London, United Kingdom
9. iDepartment of Pediatrics, University of Washington and Seattle Children’s Hospital, Seattle, Washington
10. jDepartment of Pediatrics, Stanford University School of Medicine, Stanford, California
11. kDepartment of Pediatrics, University of California, San Francisco, San Francisco, California