Funding for this research was provided by:
Natural Sciences and Engineering Research Council of Canada
Received: 12 April 2019
Accepted: 20 May 2020
First Online: 29 May 2020
Ethics approval and consent to participate
: For the TARGet Kids! study, informed written consent was obtained from parents of all participating children and ethics approval was obtained from the Research Ethics Board at The Hospital for Sick Children and St. Michael’s Hospital. For the cSLE study, the research ethics boards at SickKids (1000028143), the University of Toronto, and all 5 participating institutions/ health regions (for adult data) approved this study.
: Not applicable.
: The authors declare that they have no competing interests. None of the authors are currently acting as associate editors with BMC Medical Research Methodology.