First Online: 2 October 2018
Ethics approval and consent to participate
: Ethics approval for this project was obtained from the Children’s Hospital of Eastern Ontario Research Ethics Board (Ottawa, Ontario; coordinating centre) and the University of Windsor Research Ethics Board. Approval was obtained from the YMCA of Western Ontario. Written informed consent was obtained from parents or legal guardians, and children’s verbal assent was also obtained.
: Not applicable.
: The authors declare that they have no competing interests.
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