| Affiliation: | 1. Department of Mechanical and Industrial Engineering, University of Toronto, Toronto, Ontario, Canada;2. Division of Paediatric Emergency Medicine, The Hospital for Sick Children, Toronto, Ontario, Canada;3. Department of Pediatrics, University of Toronto, Toronto, Ontario, Canada;4. Program of Child Health Evaluative Sciences, The Hospital for Sick Children, Toronto, Ontario, Canada;5. Department of Health Policy, Management and Evaluation, University of Toronto, Toronto, Ontario, Canada. |
