Funding for this research was provided by:
Canadian Cancer Society Research Institute (703037, 702786)
Canadian Institutes of Health Research
VGH Hospital Foundation
Received: 11 July 2017
Accepted: 20 February 2018
First Online: 5 March 2018
Ethics approval and consent to participate
: Ethics approval for this study was obtained from the University of British Columbia’s Behavioural Research Ethics Board (H14–02280). Patient consent was not required.
: Not applicable.
: The authors declare that they have no competing interests.
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