1. Dalhousie University, Halifax, Canada
2. Nova Scotia Health Authority, Halifax, Canada
3. McMaster University, Hamilton, Canada
4. Centre for Health Economics and Policy Analysis, McMaster University, Hamilton, ON, Canada
5. School of Social Science, University of Aberdeen, Aberdeen, UK
6. McGill University, Montreal, Canada
7. Cumming School of Medicine, University of Calgary, Calgary, Canada
8. Better Outcomes & Registry Network (BORN) Ontario, Children’s Hospital of Eastern Ontario—Ottawa Children’s Treatment Centre, Ottawa, ON, Canada
9. Children’s Hospital of Eastern Ontario Research Institute, Ottawa, ON, Canada
10. University of Ottawa, ON, Canada
11. Michael G DeGroote School of Medicine, McMaster University, Hamilton, ON, Canada