| Affiliation: | 1. Associate professor, Discipline of Orthodontics, Faculty of Dentistry, University of Toronto, Toronto, Ontario, Canada; staff orthodontist, The Hospital for Sick Children, Toronto, Ontario, Canada;2. Research associate, Faculty of Dentistry, University of Toronto, Toronto, Ontario, Canada;3. Associate professor and head, Discipline of Orthodontics, Faculty of Dentistry, University of Toronto, Toronto, Ontario, Canada; head, Division of Orthodontics, The Hospital for Sick Children, Toronto, Ontario, Canada;4. Professor and head, Division of Biostatistics, Dalla Lana School of Public Health, University of Toronto, Toronto, Ontario, Canada; Canada Research Chair in Statistical Methods for Health Care |
