1 Child Health Evaluative Sciences, The Hospital for Sick Children Research Institute, Toronto, Canada. Electronic address: [email protected].
2 Epidemiology Division of the Dalla Lana School of Public Health and the Institute of Health Management, Policy, and Evaluation, University of Toronto, Toronto, Canada; Li Ka Shing Knowledge Institute of St. Michael's Hospital, Toronto, Canada; Queen's Collaboration for Health Care Quality Joanna Briggs Institute Centre of Excellence, Queen's University, Kingston, Canada.
3 Child Health Evaluative Sciences, The Hospital for Sick Children Research Institute, Toronto, Canada; Epidemiology Division of the Dalla Lana School of Public Health and the Institute of Health Management, Policy, and Evaluation, University of Toronto, Toronto, Canada.
4 Centre for Journalology, Clinical Epidemiology Program, Ottawa Hospital Research Institute, Ottawa, Canada; School of Epidemiology and Public Health, University of Ottawa, Ottawa, Canada.
5 School of Nursing, Queen's University, Kingston, Canada; Cancer Care and Epidemiology Division, Queen's Cancer Research Institute, Kingston, Canada.