1 Department of Bioethics, The Hospital for Sick Children, Toronto, ON, Canada; Division of Clinical & Public Health, Dalla Lana School of Public Health, Toronto, ON, Canada; Genetics & Genome Biology, Peter Gilgan Centre for Research and Learning, Toronto, ON, Canada. Electronic address: melissa.mccradden@sickkids.ca.
2 Department of Bioethics, The Hospital for Sick Children, Toronto, ON, Canada; Division of Clinical and Metabolic Genetics, The Hospital for Sick Children, Toronto, ON, Canada; Department of Pediatrics, University of Toronto, ON, Canada.